Перейти к контенту
16.1 Warning and trip codes
MP 204 display
A = Trip
E = Warning
Fault code
Fault code
Trip
2
3
4
9
12
15
18
20
21
26
32
40
48
56
64
71
91
111
112
113
120
123
124
175
17. Disposal
This product or parts of it must be disposed of in an
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest
Grundfos company or service workshop.
A
32
Warning
A
–
A
–
A
–
A
–
–
E
A
–
A
–
A
E
–
E
–
E
A
E
A
E
A
E
A
E
A
E
A
E
–
E
A
E
A
E
A
E
A
–
A
E
A
E
–
E
Cause of trip/warning
Missing phase
PTC/thermal switch
Too many automatic restarts per 24 hours
Wrong phase sequence
Service warning
Communication alarm for main system
Commanded trip (not in alarm log)
Low insulation resistance
Too many starts per hour
The motor is operating even if the MP 204 is tripped
Overvoltage
Undervoltage
Overload
Underload
Overtemperature, Tempcon measurement
Overtemperature, Pt100/Pt1000 measurement
Signal fault, Tempcon sensor
Current unbalance
Cos ϕ, max.
Cos ϕ, min.
Auxiliary winding fault
Starting capacitor, low
Run capacitor, low
Signal fault, Pt100/Pt1000 sensor
Subject to alterations.
35
-
Contents
-
Table of Contents
-
Bookmarks
Quick Links
GRUNDFOS INSTRUCTIONS
Control MP 204 cabinet range
Installation and operating instructions
Related Manuals for Grundfos MP 204
Summary of Contents for Grundfos MP 204
- Page 1
GRUNDFOS INSTRUCTIONS Control MP 204 cabinet range Installation and operating instructions… -
Page 2: Table Of Contents
Original installation and operating instructions. 1. Limited warranty Products manufactured by GRUNDFOS PUMPS CORPORATION CONTENTS (Grundfos) are warranted to the original user only to be free of Page defects in material and workmanship for a period of 24 months Limited warranty from date of installation, but not more than 30 months from date of manufacture.
-
Page 3: Scope Of These Instructions
Further documentation supplied with the Control MP 204 cabinet range The power supply to the MP 204 is in parallel with the supply to the motor. Motor currents up to 120 A are passed directly through – Safety instructions for MP 204 the MP 204.
-
Page 4: Identification
XXXX Made in Type UL enclosure rating (Standard is UL Type 3R enclosure rating) Weight in pounds Approval Fig. 1 Control MP 204 electrical cabinet nameplate 6.2 Type key Example Control MP 204 1-1.6 ACL IEC 3 x 460 Type 3R…
-
Page 5: Product Overview
1×28-34A SST IEC 3 x 460 stable measured values. Control MP 204 The MP 204 unit is the central unit in the electrical cabinet and 1×34-43A SST IEC 3 x 460 this is the unit that provides the motor protection for the given 1×43-53A SST IEC 3 x 460 motor.
-
Page 6: Electrical Installation
Electrical installation 10.1 Electrical connection 10.1.1 Overview Pos. 2 Pos. 3 Pos. 1 MP 204 Pos. 7 Pos. 4 Pos. 5 Pos. 6 Fig. 3 Terminals Fig. 2 Cable entries Pos. Designation Three-phase connection Single-phase connection Cable Entry for phase L1 to motor Entry for neutral Max.
-
Page 7: Input For Pt100/Pt1000
10.2 Input for Pt100/Pt1000 10.4 Back-up fuses See fig. 3, pos. 5. Maximum back-up fuse sizes which may be used for the MP 204 appear from the table below: Terminal Description designation Max. size MP 204 Type Resistance input. Without external current Correction for lead resistance.
-
Page 8: Wiring Diagrams
If larger back-up fuses are used, the voltage to the L1, L2 and L3 must be protected separately. A maximum of 10 A or less is recommended. Max. 10 A MP 204 Pt100 Pt100/Pt1000 Fig. 5 Three-phase connection…
- Page 9
10.5.2 Three-phase system with external current transformers Max. 10 A MP 204 Pt100/Pt1000 Pt100 Fig. 6 Three-phase connection with current transformers Fig. 7 Five windings per phase through the MP 204… - Page 10
10.5.3 Single-phase system with starting and run capacitors start MP 204 Pt100 Pt100/Pt1000 Fig. 8 Single-phase connection… -
Page 11: External Current Transformers
Fit the transformers as shown in fig. 9. Take the three measuring cables through the Note Note three holes in the MP 204 five times per phase. See fig. 10. The three current transformers must be fitted in Note…
-
Page 12: Function
Indication of temperature in °F or °C (user selection) Power-on delay: 5 seconds. • 4-digit, 7-segment display Learning function: Active. • Setting and status reading with the R100 or Grundfos GO Active trip limits • Setting and status reading via the GENIbus. Overload according to class Tripping conditions Underload: — 40 % •…
-
Page 13: Operation
12. Operation 12.1 Startup Trip code (flashing) A basic setting of the MP 204 can be made on the control panel. Additional functions must be set with the R100 remote control, Grundfos GO or PC Tool Water Utility. 12.1.1 General information Warning code no.
-
Page 14: Setting On Control Panel
] and [ ] buttons simultaneously for a minimum of 5 seconds to place the MP 204 in the programming mode. When the display shows «..», the buttons can be released. The set value, e.g. «4.9 A», appears. The unit symbol «A» is flashing.
-
Page 15: Learning Function
] buttons for a minimum of 10 seconds. The dot in the right side of the display is flashing. The MP 204 is waiting for current to pass through the unit for a minimum of 120 seconds. Then the phase sequence is measured and stored.
-
Page 16: Submersible Pumps
MP 204. Wastewater pumps may also be connected to a Pt100/Pt1000 sensor. The sensor can also be connected direct to the MP 204. The Pt100/Pt1000 can be activated with the R100, Grundfos GO, or the PC Tool Water Utility.
-
Page 17: Curves
10 A. The MP 204 trips after 900 ms. Figure 15, curve 2: The pump has a normal start-up time, and the current exceeds 10 A only briefly (< 900 ms). The MP 204 does not trip. The curves are examples and cannot be used for Note Note readings.
-
Page 18: Iec Trip Curves
Set the MP 204 to IEC trip class 20. • Set the overload limit to 10 A (the rated motor current is stated on the nameplate). At a motor current of 22.5 A (10 x 2.25), the MP 204 trips after approximately 170 seconds.
-
Page 19: Fault Finding
Wrong phase sequence Service warning Communication alarm for main system Commanded trip (not in alarm log) Low insulation resistance Too many starts per hour The motor is operating even if the MP 204 is tripped Overvoltage Undervoltage Overload Underload Overtemperature, Tempcon measurement…
-
Page 20: Technical Data
Refer to the electrical cabinet wiring diagram. Equivalent external load 2.2 kΩ For MP 204 electrical data refer to the manual for the MP 204 Input filter time 41 ± 7 ms unit. Input for Pt100/Pt1000 sensor 15.2 Approvals and standards…
-
Page 21: Measuring Ranges
This product or parts of it must be disposed of in an environmentally sound way: 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. Subject to alterations.
- Page 22
Appendix Dimensions [in. (mm)] 6.46 (164) 4.57 (116) 5.00 (127) 5.52 (140) 2.49 (63) 5.95 (151) All dimensions are [in. (mm)]. - Page 23
[in. (mm)] 17.53 (446) 16.00 (407) 14.54 (370) 14.00 (356) 12.23 (311) 14.25 (362) 16.74 (426) 16.73 (425) 5.00 (127) All dimensions are [in. (mm)]. - Page 24
MPL: MPLAE1080 550 x 570 554.5 488 x 31 x 84 488 x 31 x 84 K4 K8 K10 550 x 31 x 84 Fig. 1 Wiring diagram example for power connection and sensors with terminal numbers… - Page 25
GRUNDFOS Canada GRUNDFOS México GRUNDFOS Kansas City 2941 Brighton Road Boulevard TLC No. 15 17100 West 118th Terrace Oakville, Ontario L6H 6C9 Canada Parque Industrial Stiva Aeropuerto Olathe, Kansas 66061 Phone: +1-905 829 9533 C.P. 66600 Apodaca, N.L. México Phone: (913) 227-3400… - Page 26
98698346 0215 ECM: 1137243 www.grundfos.com www.grundfos.us…
-
Contents
-
Table of Contents
-
Bookmarks
Quick Links
GRUNDFOS INSTRUCTIONS
Control MP 204 cabinet range
Installation and operating instructions
Related Manuals for Grundfos MP 204
Summary of Contents for Grundfos MP 204
- Page 1
GRUNDFOS INSTRUCTIONS Control MP 204 cabinet range Installation and operating instructions… -
Page 2: Table Of Contents
Original installation and operating instructions. 1. Limited warranty Products manufactured by GRUNDFOS PUMPS CORPORATION CONTENTS (Grundfos) are warranted to the original user only to be free of Page defects in material and workmanship for a period of 24 months Limited warranty from date of installation, but not more than 30 months from date of manufacture.
-
Page 3: Scope Of These Instructions
Further documentation supplied with the Control MP 204 cabinet range The power supply to the MP 204 is in parallel with the supply to the motor. Motor currents up to 120 A are passed directly through – Safety instructions for MP 204 the MP 204.
-
Page 4: Identification
XXXX Made in Type UL enclosure rating (Standard is UL Type 3R enclosure rating) Weight in pounds Approval Fig. 1 Control MP 204 electrical cabinet nameplate 6.2 Type key Example Control MP 204 1-1.6 ACL IEC 3 x 460 Type 3R…
-
Page 5: Product Overview
1×28-34A SST IEC 3 x 460 stable measured values. Control MP 204 The MP 204 unit is the central unit in the electrical cabinet and 1×34-43A SST IEC 3 x 460 this is the unit that provides the motor protection for the given 1×43-53A SST IEC 3 x 460 motor.
-
Page 6: Electrical Installation
Electrical installation 10.1 Electrical connection 10.1.1 Overview Pos. 2 Pos. 3 Pos. 1 MP 204 Pos. 7 Pos. 4 Pos. 5 Pos. 6 Fig. 3 Terminals Fig. 2 Cable entries Pos. Designation Three-phase connection Single-phase connection Cable Entry for phase L1 to motor Entry for neutral Max.
-
Page 7: Input For Pt100/Pt1000
10.2 Input for Pt100/Pt1000 10.4 Back-up fuses See fig. 3, pos. 5. Maximum back-up fuse sizes which may be used for the MP 204 appear from the table below: Terminal Description designation Max. size MP 204 Type Resistance input. Without external current Correction for lead resistance.
-
Page 8: Wiring Diagrams
If larger back-up fuses are used, the voltage to the L1, L2 and L3 must be protected separately. A maximum of 10 A or less is recommended. Max. 10 A MP 204 Pt100 Pt100/Pt1000 Fig. 5 Three-phase connection…
- Page 9
10.5.2 Three-phase system with external current transformers Max. 10 A MP 204 Pt100/Pt1000 Pt100 Fig. 6 Three-phase connection with current transformers Fig. 7 Five windings per phase through the MP 204… - Page 10
10.5.3 Single-phase system with starting and run capacitors start MP 204 Pt100 Pt100/Pt1000 Fig. 8 Single-phase connection… -
Page 11: External Current Transformers
Fit the transformers as shown in fig. 9. Take the three measuring cables through the Note Note three holes in the MP 204 five times per phase. See fig. 10. The three current transformers must be fitted in Note…
-
Page 12: Function
Indication of temperature in °F or °C (user selection) Power-on delay: 5 seconds. • 4-digit, 7-segment display Learning function: Active. • Setting and status reading with the R100 or Grundfos GO Active trip limits • Setting and status reading via the GENIbus. Overload according to class Tripping conditions Underload: — 40 % •…
-
Page 13: Operation
12. Operation 12.1 Startup Trip code (flashing) A basic setting of the MP 204 can be made on the control panel. Additional functions must be set with the R100 remote control, Grundfos GO or PC Tool Water Utility. 12.1.1 General information Warning code no.
-
Page 14: Setting On Control Panel
] and [ ] buttons simultaneously for a minimum of 5 seconds to place the MP 204 in the programming mode. When the display shows «..», the buttons can be released. The set value, e.g. «4.9 A», appears. The unit symbol «A» is flashing.
-
Page 15: Learning Function
] buttons for a minimum of 10 seconds. The dot in the right side of the display is flashing. The MP 204 is waiting for current to pass through the unit for a minimum of 120 seconds. Then the phase sequence is measured and stored.
-
Page 16: Submersible Pumps
MP 204. Wastewater pumps may also be connected to a Pt100/Pt1000 sensor. The sensor can also be connected direct to the MP 204. The Pt100/Pt1000 can be activated with the R100, Grundfos GO, or the PC Tool Water Utility.
-
Page 17: Curves
10 A. The MP 204 trips after 900 ms. Figure 15, curve 2: The pump has a normal start-up time, and the current exceeds 10 A only briefly (< 900 ms). The MP 204 does not trip. The curves are examples and cannot be used for Note Note readings.
-
Page 18: Iec Trip Curves
Set the MP 204 to IEC trip class 20. • Set the overload limit to 10 A (the rated motor current is stated on the nameplate). At a motor current of 22.5 A (10 x 2.25), the MP 204 trips after approximately 170 seconds.
-
Page 19: Fault Finding
Wrong phase sequence Service warning Communication alarm for main system Commanded trip (not in alarm log) Low insulation resistance Too many starts per hour The motor is operating even if the MP 204 is tripped Overvoltage Undervoltage Overload Underload Overtemperature, Tempcon measurement…
-
Page 20: Technical Data
Refer to the electrical cabinet wiring diagram. Equivalent external load 2.2 kΩ For MP 204 electrical data refer to the manual for the MP 204 Input filter time 41 ± 7 ms unit. Input for Pt100/Pt1000 sensor 15.2 Approvals and standards…
-
Page 21: Measuring Ranges
This product or parts of it must be disposed of in an environmentally sound way: 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. Subject to alterations.
- Page 22
Appendix Dimensions [in. (mm)] 6.46 (164) 4.57 (116) 5.00 (127) 5.52 (140) 2.49 (63) 5.95 (151) All dimensions are [in. (mm)]. - Page 23
[in. (mm)] 17.53 (446) 16.00 (407) 14.54 (370) 14.00 (356) 12.23 (311) 14.25 (362) 16.74 (426) 16.73 (425) 5.00 (127) All dimensions are [in. (mm)]. - Page 24
MPL: MPLAE1080 550 x 570 554.5 488 x 31 x 84 488 x 31 x 84 K4 K8 K10 550 x 31 x 84 Fig. 1 Wiring diagram example for power connection and sensors with terminal numbers… - Page 25
GRUNDFOS Canada GRUNDFOS México GRUNDFOS Kansas City 2941 Brighton Road Boulevard TLC No. 15 17100 West 118th Terrace Oakville, Ontario L6H 6C9 Canada Parque Industrial Stiva Aeropuerto Olathe, Kansas 66061 Phone: +1-905 829 9533 C.P. 66600 Apodaca, N.L. México Phone: (913) 227-3400… - Page 26
98698346 0215 ECM: 1137243 www.grundfos.com www.grundfos.us…
- Manuals
- Brands
- Grundfos Manuals
- Protection Device
- MP 204
- Installation and operating instructions manual
-
Contents
-
Table of Contents
-
Bookmarks
Quick Links
GRUNDFOS INSTRUCTIONS
MP 204
Installation and operating instructions
Related Manuals for Grundfos MP 204
Summary of Contents for Grundfos MP 204
-
Page 1
GRUNDFOS INSTRUCTIONS MP 204 Installation and operating instructions… -
Page 2
Declaration of Conformity We, Grundfos, declare under our sole responsibility that the product MP 204, to which this declaration relates, is in conformity with these Council directives on the approximation of the laws of the EC member states: – Low Voltage Directive (2006/95/EC). -
Page 3: Table Of Contents
Fault finding GENIbus. 16.1 Warning and trip codes The power supply to the MP 204 is in parallel with Disposal the supply to the motor. Motor currents up to 120 A are passed directly through the MP 204. The MP 204…
-
Page 4: Nameplates
The MP 204 is designed for single- and three-phase Tripping conditions motors. In single-phase motors, the starting and run • Overload capacitors are also measured. Cos ϕ is measured in • Underload (dry running) both single- and three-phase systems. • Temperature (Tempcon sensor, PTC/thermal switch and Pt sensor) 2.
-
Page 5: Mechanical Installation
5. Mechanical installation 5.1 MP 204 in control cabinet The MP 204 is designed for mounting in a control cabinet, either on a mounting plate or on a DIN rail. 5.2 MP 204 on DIN rail Mounting and removal of an MP 204 mounted on a DIN rail is shown in figs.
-
Page 6: Connection
6. Connection 6.1 Overview Pos. 1 Pos. 3 Pos. 2 MP 204 Pos. 7 Pos. 4 Pos. 5 Pos. 6 Terminals Cable entries Fig. 6 Fig. 5 Pos. Designation Three-phase connection Single-phase connection Cable Entry for phase L1 to motor Entry for neutral Max.
-
Page 7: Input For Pt100/Pt1000
L1-L2-L3 and «5» to the MP 204 must be protected separately with max. 10 A fuses. See fig. 8. If current transformers are used, the L1-L2-L3 and «5» to the MP 204 must be protected with max. 10 A fuses. For installation examples, see figs.
-
Page 8: Wiring Diagrams
50 A is therefore not required. If larger back-up fuses are used, the voltage to the L1, L2 and L3 must be protected separately. A maxi- mum of 10 A or less is recommended. Max. 10 A MP 204 Pt100 Pt100/Pt1000 Three-phase connection Fig. 8…
-
Page 9
6.5.2 Three-phase system with external current transformers Max. 10 A MP 204 Pt100 Pt100/Pt1000 Three-phase connection with current transformers Fig. 9 Fig. 10 Five windings per phase through the MP 204… -
Page 10
6.5.3 Single-phase system with starting and run capacitors start MP 204 Pt100/Pt1000 Pt100 Fig. 11 Single-phase connection… -
Page 11: External Current Transformers
Fit the transformers as shown in fig. 12. Note: Take the three measuring cables through the three holes in the MP 204 five times per phase. See fig. 13. Note: The three current transformers must be fitted in the same direction, and the measuring cables must be connected in the same way.
-
Page 12: Start-Up
7. Start-up 7.1.3 Button Normally the actual current or temperature appears A basic setting of the MP 204 can be made on the in the display. Press the button to show informa- control panel. tion in the display, according to the following…
-
Page 13
Press the buttons simultaneously for a tons (1 phase, 3 phases (non-earthed) or 3 phases minimum of 5 seconds to place the MP 204 in the w. FE (functional earth)). programming mode. When the display shows «..», the buttons can be released. -
Page 14
Status display Press for approx. 5 seconds Set rated current The value is not stored 10 seconds The value is not stored Set nominal voltage The value is stored 10 seconds The value is stored Set trip class The value is stored 10 seconds The value is stored Set number of phases… -
Page 15: Learning Function
10 seconds. The dot in the right side of the display is flashing. The MP 204 is waiting for current to pass through the unit for a minimum of 120 seconds. Then the phase sequence is measured and stored.
-
Page 16: R100 Menus
• Service interval Display of • Number of automatic restarts • Supply overview • Units/display • Average current • MP 204 display • Average voltage • GENIbus ID number • Tempcon sensor • Learning function. • Pt100/Pt1000 sensor • Power input and energy consumption •…
-
Page 17: Operating The R100
In the menus OPERATION, STATUS, LIMITS and INSTALLATION, data are exchanged between the Change of menu R100 and the MP 204 each time the button [OK] is [<] or [>] steps from one menu to the other. The bot- pressed.
-
Page 18: Setting With The R100
The time «1min» indicates the time which has passed since the MP 204 tripped. Note: The time is measured only as long as the If the MP 204 is tripped, the cause of the trip is indi- MP 204 is powered. The clock stops when the cated.
-
Page 19: Menu 2. Status
When a single-phase motor is connected correctly, the «N» shows 0 V. The MP 204 measures the phase voltage as well as For a list of trip and warning codes, see section the voltage across the auxiliary winding. The current 9.1.8 Alarm log 4…
-
Page 20
See section 9.4.9. lated as follows: Note: The learning function registers whether a Pt100/Pt1000 sensor is connected. When using a three-core Pt-sensor connection, the MP 204 auto- ———————————- — A average matically compensates for cable impedances. -
Page 21
9.2.8 Phase sequence 9.2.11 Trip counter of hours and starts Actual phase sequence and frequency: Trip counter counting the number of operating hours and the number of motor starts. Can be reset. • L1-L2-L3 (correct direction of rotation) • L1-L3-L2. 9.2.12 Starting capacitor Note: The actual phase sequence is accepted as correct and stored when the learning function is ter-… -
Page 22: Menu 3. Limits
Note: The trip limits must be set in accordance with the • The value is shown only if the MP 204 has been motor manufacturer’s specifications. set up for three-phase, earthed operation. The warning limits should be set to a less critical •…
-
Page 23
9.3.2 Pt sensor 9.3.4 Current warning Set the warning and trip limits for the Pt sensor. Set the warning limits for «Max.» and «Min.». Set the max. warning limit in the «Max.» field. Factory setting: The value is set in ampere. •… -
Page 24
9.3.7 Current unbalance 9.3.10 Insulation resistance Set the warning and trip limits for current unbalance. Set the warning and trip limits for the insulation For calculation, see section 9.2.9. resistance in the installation. The value set should be low enough to allow for an early indication of faults in Factory setting: the installation. -
Page 25: Menu 4. Installation
9.4 Menu 4. INSTALLATION 9.4.4 External current transformers In this menu, it is possible to set a number of operat- ing data and thus match the MP 204 to the actual installation. The installation values should not be changed unless the pump has stopped.
-
Page 26
Note: The learning function registers automatically whether a Pt100/Pt1000 sensor is connected. 9.4.10 Insulation resistance measurement Set the time after which the MP 204 is to attempt automatic restarting of motor after cut-out. The time runs from the moment when the value which triggered the fault has returned to normal. -
Page 27
Line 2: Select the MP 204 display indication during normal operation. Line 1: Set the number of hours of motor operation at Display: which the MP 204 is to give a service warning in the • Crnt (current) (factory setting) display. • Tcon (Tempcon temperature) Factory setting: •… -
Page 28
See been operating for a minimum of 120 seconds. The section 7.1.3. dot in the right side of the MP 204 display is flashing. During the storing of the measured values, «LRN» cos ϕ: appears in the MP 204 display. -
Page 29: Mp 204 With Genibus
Each of the units in the chain must be assigned an 10. MP 204 with GENIbus identification number with the R100, see section If several MP 204 units are connected to the same 9.4.7. GENIbus, the connection is to be made as shown in For further information about the GENIbus, see fig.
-
Page 30: Submersible Pumps
Wastewater pumps may incorporate a PTC/thermal 35 are the optimum choice. Apply IEC trip class 45 switch to be connected direct to the MP 204. for the pumping of liquids of extremely high viscosity Wastewater pumps may also be connected to a or liquids containing many solid particles.
-
Page 31: Curves
• Set the trip delay to 900 ms. Fig. 25, curve 1: The pump has an abnormal start-up time, and the current exceeds 10 A. The MP 204 trips after 900 ms. Fig. 25, curve 2: The pump has a normal start-up time, and the cur- rent exceeds 10 A only briefly (<…
-
Page 32: Iec Trip Curves
• Set the MP 204 to IEC trip class 20. • Set the overload limit to 10 A (the rated motor cur- rent is stated on the nameplate). At a motor current of 22.5 A (10 x 2.25), the MP 204 trips after approx. 170 seconds.
-
Page 33: Technical Data
Min. load 5 V/10 mA Max. load power AC/DC 400 VA/48 W Example: NO (normally open Contact type The MP 204 is connected to 3 x 400 V. contact) ≅ • — — 400 327 V test…
-
Page 34: Measuring Ranges
15.4 Measuring ranges Measuring range Accuracy Resolution Current without external current trans- 3 — 120 A ±1% 0.1 A former Current with external current transformer 120 — 999 A ±1% Phase-to-phase voltage 80 — 610 VAC ±1% Frequency 47 — 63 Hz ±1% 0.5 Hz Insulation resistance…
-
Page 35: Fault Finding
Communication alarm for main system – Commanded trip (not in alarm log) Low insulation resistance – Too many starts per hour – The motor is operating even if the MP 204 is tripped Overvoltage Undervoltage Overload Underload Overtemperature, Tempcon measurement Overtemperature, Pt100/Pt1000 measurement –…
-
Page 36
Dimensions All dimensions in mm. -
Page 37
GRUNDFOS Pumps (Hong Kong) Ltd. Turkey BiH-71000 Sarajevo Unit 1, Ground floor New Zealand GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Phone: +387 33 713 290 Siu Wai Industrial Centre GRUNDFOS Pumps NZ Ltd. Gebze Organize Sanayi Bölgesi Telefax: +387 33 659 079 29-33 Wing Hong Street &… -
Page 38
Thinking ahead makes it possible Innovation is the essence 96650480 0510 Repl. 96079899 1006 The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. www.grundfos.com…
16.1 Warning and trip codes
MP 204 display
A = Trip
E = Warning
Fault code
Fault code
Trip
2
3
4
9
12
15
18
20
21
26
32
40
48
56
64
71
91
111
112
113
120
123
124
175
17. Disposal
This product or parts of it must be disposed of in an
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest
Grundfos company or service workshop.
A
32
Warning
A
–
A
–
A
–
A
–
–
E
A
–
A
–
A
E
–
E
–
E
A
E
A
E
A
E
A
E
A
E
A
E
–
E
A
E
A
E
A
E
A
–
A
E
A
E
–
E
Cause of trip/warning
Missing phase
PTC/thermal switch
Too many automatic restarts per 24 hours
Wrong phase sequence
Service warning
Communication alarm for main system
Commanded trip (not in alarm log)
Low insulation resistance
Too many starts per hour
The motor is operating even if the MP 204 is tripped
Overvoltage
Undervoltage
Overload
Underload
Overtemperature, Tempcon measurement
Overtemperature, Pt100/Pt1000 measurement
Signal fault, Tempcon sensor
Current unbalance
Cos ϕ, max.
Cos ϕ, min.
Auxiliary winding fault
Starting capacitor, low
Run capacitor, low
Signal fault, Pt100/Pt1000 sensor
Subject to alterations.
35