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- Page 1 GRUNDFOS INSTRUCTIONS DPC 1-3 "Single pump, Three-phase" Installation and operating instructions DPC 1-3 Installation and operating instructions (all available languages) http://net.grundfos.com/qr/i/93202776...
- Page 3 DPC 1-3 English (GB) Installation and operating instructions ........4...
- Page 4 English (GB) Installation and operating instructions Original installation and operating instructions Table of contents General information ..........5 Hazard statements .
- Page 5 • Action to avoid the hazard. 1.2 Notes The symbols and notes below may appear in Grundfos installation and operating instructions, safety instructions and service instructions. Observe these instructions for explosion-proof products. A blue or grey circle with a white graphical symbol indicates that an action must be taken.
- Page 6 Pump Current Description Starting Method Product Number CP 1x8A DOL 3x415 DPC Up to 8 A 93206335 CP 1x12A DOL 3x415 8 A -12 A 93206337 DPC 1-3 CP 1x16A DOL 3x415 12 A - 16 A 93206340 DPC 1-3...
- Page 7 One set (03 nos.) of liquid level probes for clear water is delivered together with the panel. Float or pressure switch can be ordered separately. 3. Installation requirements 3.1 Tools Controller installation and wiring require the following tools. Crimping plier Electric drill Cross screwdriver 4.
- Page 8 4.1 Terminals Power terminal connection This terminal is used to supply the input power to the controller and output power to the pump. Control terminal connection This terminal is used to get the input signal from the float switches or pressure switches to control the pump.
- Page 9 5. Control functions 5.1 Control terminal connection based on application type Installing liquid level probe switch WARNING Electric shock Death or serious personal injury ‐ In the event of risk of electric storms (lightning) or when liquid medium in well or tank or sump is very dirty, it is recommended float switch is used Liquid level probe installation Pos.
- Page 10 Float switch installation Pos. Description Contact upper-level NC (Normally closed) lower-level NO (Normally open) 5.1.1 Water transfer 5.1.1.1 Using one float switch (direct to OH tank) DIP SWITCH SETTING FLOAT - A O/H TANK NOTE : NO CONTACT IN FLOAT DOWN POSITION Pos.
- Page 11 Start condition Stop condition When the liquid level in the overhead (OH) tank is When the liquid level in the overhead (OH) tank is low, significantly higher, indicating the higher position of indicating the lower position of float A and (OH) tank float A and indicates that the OH tank has reached its being depleted, the controller will initiate the operation full capacity, the controller will terminate the operation...
- Page 12 Start condition Stop condition In the event of the following circumstances, the operation of the pump will cease: When the liquid level in the underground (UG) tank is When the liquid level in the underground (UG) tank is low, signifying the lower position of float-A, the significantly high, indicating the higher position of float controller will halt’s its operation.
- Page 13 Start condition Stop condition When the liquid level in the overhead (OH) tank is When the liquid level in the overhead (OH) tank below lower probe (pump start probe), and the liquid reaches the upper probe (pump stop probe) or the level in the underground (UG) tank is above the upper liquid level in the underground (UG) tank is below the probe, the controller will initiate the operation of the...
- Page 14 5.1.2 Drainage or de-watering 5.1.2.1 Using one float switch DIP SWITCH SETTING FLOAT - A U/G TANK NOTE : NO CONTACT IN FLOAT DOWN POSITION Pos. Description COM FLOAT - A NO FLOAT - A Start condition Stop condition When the liquid level in the pit or tank is lower, shown If the liquid level in the pit or tank is significantly high, by float A moving lower, the controller will terminate shown by float A moving higher, the controller will...
- Page 15 5.1.2.2 Using two float switches DIP SWITCH SETTING FLOAT-B FLOAT-A U/G TANK NOTE : NO CONTACT IN FLOAT DOWN POSITION Pos. Description COM FLOAT - A NO FLOAT - A COM FLOAT - B NO FLOAT - B Start condition Stop condition Alarm condition If the liquid level in the pit or tank...
- Page 16 5.1.2.3 Using level probes DIP SWITCH SETTING U/G TANK Pos. Description COM PROBE - A LOWER PROBE - B UPPER PROBE - C OVERFLOW PROBE - D Start condition Stop condition Alarm condition If the liquid level in the pit or tank increases despite pump operating, to the level of the overflow probe, an overflow alarm will be activated,...
- Page 17 5.1.2.4 Meaning of messages and graphics displayed Symbol Description Lack of liquid in sump. Overflow in sump. OVER FLOW Related information 5.1.2.1 Using one float switch 5.1.2.2 Using two float switches 5.1.2.3 Using level probes 5.1.3 Pressure boosting 5.1.3.1 Using one float switch and one pressure switch PRESSURE SWITCH DIP SWITCH SETTING FLOAT-A...
- Page 18 Pos. Description COM FLOAT - A NO FLOAT - A COM PRESSURE SWITCH NC PRESSURE SWITCH Start condition Stop condition In the event of the following circumstances, the operation of the pump will cease: If the liquid level in the source tank is low and float switch A is in the lower position, the controller will When the liquid level in the source tank is high and terminate the operation of the pump.
- Page 19 Start condition Stop condition If the pressure in the pipeline reaches or surpasses If the pressure in the pipeline drops below the set cut- the pre-set cut-out pressure setting on the pressure in pressure-on pressure switch, the controller will switch, the controller will terminate the operation of the initiate the operation of the pump.
- Page 20 Start condition Stop condition In the event of the following circumstances, the operation of the pump will cease: If the liquid level in the source tank is low and below the lower probe, the controller will terminate the When the liquid level it's above the upper probe and if operation of the pump.
- Page 21 Related information 5.1.3.1 Using one float switch and one pressure switch 5.1.3.2 Using one pressure switch 5.1.3.3 Using one pressure switch and level probes 5.1.4 Interval timer Water supply by built in digitally settable asymmetrical ON/OFF interval timer.Under this application, the controller does not take any input signal from the field, it runs on a closed loop on ON/OFF timings. Start condition Stop condition After every ON cycle, the pump remains OFF...
- Page 22 Symbol Description R Phase is missing. OPEN PHASE Y Phase is missing. OPEN PHASE B Phase is missing. OPEN PHASE Calibration to be carried out (Controller is in factory set state). PUMP NO CALIBRATION The phase-to-phase difference in incoming supply voltage is more than the set values. THREE PHASE UNBALANCE INPUT POWER PHASE REVERSAL Incoming supply sequence is incorrect...
- Page 23 Symbol Description The controller is set for dewatering application. The controller is set for water supply or water transfer application. A PUMP Pump is operating. A PUMP Pump has developed a fault. START To start the pump. MODE To change the mode of the pump. STOP To stop the pump.
- Page 24 5.3.1 DIP switch setting Messages in S.no DIP Switch setting position voltage display Description area Applied for water supply by liquid level control through probe or float switch. 1 2 3 Applied for water supply by pressure control through pressure switch. 1 2 3 Applied for drainage by liquid level control through probe or float switch.
- Page 25 6. Operation 6.1 Parameter calibration and erasing To achieve the best performance of the controller and provide maximum protection to the pump, parameter calibration must be performed during installation, or during installation after the pump repairs. 6.1.1 Setting the parameter calibration Setting the parameters (calibration of unit according to the connected load): 1.
- Page 26 4. Pump stops running and parameter calibration is completed, and operating panel displays as below: MANUAL Related information 6.1.2 Erasing the calibration 6.1.2 Erasing the calibration After a pump repair or if a new pump is installed, the current parameters must be erased before the controller is re-calibrated.
- Page 27 6.3 Switching to MANUAL mode 1. Press MODE button to switch from AUTO to MANUAL mode. 2. To transition from AUTO mode to MANUAL mode while the controller is under AUTO screen lock, simultaneously press the MODE and START buttons until the countdown timer halts, and the mode switches back to MANUAL.
- Page 28 6.5 Pump accumulative running time The controller can memorize how many hours that pump has run, so it is very convenient for the pump user to analyze the pump running conditions and do maintenance. 1. Press the MODE button to switch to MANUAL mode, make sure that the pump is not running, and the operating panel is displaying: MANUAL 2.
- Page 29 7. Fault Finding 7.1 Flashing of UNDER V Cause Remedy The actual running voltage is lower than the voltage • Report low line voltage to the power supply configured in parameter "17 - under voltage trip", company. pump is in under voltage protection state. •...
- Page 30 8. Technical data Main technical characteristics Level control (with probes for clear liquid or with float switch) Control characteristics Pressure control (with pressure switch) Working modes MANUAL or AUTO Main technical data Rated output power (amperes) 1.5 A to 16 A Rated input voltage 415 V Trip response time of overload...
- Page 31 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. The crossed-out wheelie bin symbol on a product means that it must be disposed of separately from household waste.
- Page 32 16 Lascelles Drive, Meadowbrook Estate 1609 Germiston, Johannesburg Tel.: (+27) 10 248 6000 Fax: (+27) 10 248 6002 E-mail: lgradidge@grundfos.com Turkey GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Gebze Organize Sanayi Bölgesi Ihsan dede Caddesi 2. yol 200. Sokak No. 204 41490 Gebze/ Kocaeli Tel.: +90 - 262-679 7979...
- Page 33 93202776 10.2024 ECM: 1396268 www.grundfos.com...
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