Grundfos GI SPC Series Installation And Operating Instruction
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Grundfos GI SPC Series Installation And Operating Instruction

Solar pump controller
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GRUNDFOS INSTRUCTION
GI SPC
Solar Pump Controller
Electrical installation and operating instruction

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  • Page 1 GRUNDFOS INSTRUCTION GI SPC Solar Pump Controller Electrical installation and operating instruction...

  • Page 3: Table Of Contents

    English (GB) Installation and Operating instructions Original installation and operating instructions. CONTENTS Page Safety instructions Symbols used in this document Danger Warnings Waste disposition Purchase inspection before installation Safety instructions for the operator/user Introduction Product Overview Features Technical data Product range 4.1.1 Dimension Technical data...

  • Page 4: Safety Instructions

    1.5 Purchase inspection before installation If these safety instructions are not observed, it If any deviation from the order is found, please contact Grundfos. may result in malfunction or damage to the Once you get the product, please perform the following equipment.

  • Page 5: Introduction

    Also, the installation of the solar package module, mechanical solar panels, montage of the solar panel junction box. The final connection and verification must to be performed by Grundfos or Authorized Service Fig. 2 Schematic layout...

  • Page 6: Technical Data

    4 Technical data 4.1 Product range 4.1.1 Dimension Fig. 3 Dimension for GI SPC 03 65 10 Unit : mm Installation Model (mm) (mm) (mm) (mm) (mm) hole GI SPC 03 65 10 Fig. 4 Dimension for GI SPC 03 65 10 & GI SPC 7.5 65 10 Unit : mm Installation Model...

  • Page 7: Technical Data

    4.2 Technical data Category Parameter 3 x 230 V 3 x 380 V Min. MPPT Voltage [VDC] DC Input Max. MPPT Voltage [VDC] Max. Input Voltage [VDC] Input Voltage [AC] 220-240 380-415 Electrical Data AC Input Input Frequency [Hz] Output, Phase Output Output, Rated Voltage [VAC]...

  • Page 8: Installation

    Before starting the installation, ensure the following points: • Check the GI SPC carefully first for damage during transportation, if any problem is found, please contact Grundfos Pumps India Pvt Ltd or the transportation Fig. 6 Installation example showing the required clearance for company.

  • Page 9: Electrical Installation

    Sizes of installation brackets 5.4.2 Terminal arrangement Model A (mm) B (mm) Installation bracket 1 Installation bracket 12 Installation steps of a PV pumping inverter: • Take the installation bracket from the pump controller by only removing the M5 screws. •...

  • Page 10: Terminal Arrangement Description Of Function Terminals

    Check the solar PV array's positive and negative motor isolation damage. For models of choke, consult terminal in multimeter, make sure that the polarity is correct as Grundfos. shown in the fig. 17. • Connect the DC output, AC input, AC output and the communication wire to the males, and then plug them to the females of the inverter.

  • Page 11: Communication Cable Connections

    Follow the below steps for the connecting DC cable Communication cable connections • Unscrew the fastening nuts from the connector. Follow the below steps for the connecting communication cable. • Plug the cable into the pin and the stripping length is 5.5 mm. Fig.

  • Page 12: Keypad Operation Procedure

    Keypad Operation Procedure 6.1 Keypad introduction The keypad is used to control the solar pump controller to read data and adjust parameters. Fig. 29 External Keypad SI,No Name Description Running status indication. LED OFF - The pump controller is in the stopping state. RUN/TUNE LED Blinking - The pump controller is in the parameter autotuning state.

  • Page 13: Keypad Display

    If the pump controller detects a fault signal, it enters the fault pre-alarm display state. The keypad displays the fault The display status of GI SPC series solar pump controller code and the TRIP indication on the keypad is on. When a...

  • Page 14: Keypad Operation

    6.3.3 Monitoring Pump controller state • Group number of function code (first-level menu) GI SPC series pump controller provide group P17 as the • Tab of function code (second-level menu) monitoring group. Users can enter into P17 directly to view the •...

  • Page 15: Parameters

    Parameters The instruction of the function code is listed below in the table. " ○": The set value of the parameter can be modified on stop and running state. " ": The set value of the parameter cannot be modified on the running state. "...
  • Page 16 DEC time - The time needed if the pump controller speeds down from the Max. Output frequency to 0Hz (P00.03). GI SPC series pump controller have four groups of ACC/DEC time which can be selected by P05. The factory default ACC/DEC time of the inverter is the first group.
  • Page 17 Note: When resetting the rated power of the motor Rated voltage (P02.01), initialize the motor parameter of P02.02–P02.10. Depend 0–1200V asynchronous P02.04 model motor Rated current Depend P02.05 0.8–6000.0A asynchronous model motor P04 Group: SVPWM Control These function codes define the V/F curve of motor to meet the need of different loads.
  • Page 18 If P04.00 =1, the user can set V//F curve by P04.03–P04.08 V/F is set to the motor V/F frequency ○ load. P04.03 0.00Hz point 1 V/F voltage Note: V1＜V2＜V3, f1＜f2＜f3. If the low-frequency voltage is high, ○ P04.04 point 1 00.0% overtemperature and burning may occur and the overcurrent stall and protection may occur to the solar pump controller.
  • Page 19 P05 Group: Input terminals 0: No function S1 terminals 1: Forward rotation operation function P05.01 2: Reverse rotation operation selection 3: 3-wire control operation S2 terminals 4: Forward jogging function 5: Reverse jogging P05.02 selection 6: Coast to stop 7: Fault reset 8: Operation pause S3 terminals 9: External fault input...
  • Page 20 P06 Group: Output terminals 0: Invalid 1: In operation Relay RO1 ○ 2: Forward rotation operation output P06.03 selection 3: Reverse rotation operation 4: Jogging operation 5: The inverter fault 6: Frequency degree test FDT1 7: Frequency degree test FDT2 8: Frequency arrival 9: Zero speed running 10: Upper limit frequency arrival...
  • Page 21 0: No fault Type of the 1: Inverter unit U phase protection (OUt1) ● P07.27 current fault 2: Inverter unit V phase protection (OUt2) 3: Inverter unit W phase protection (OUt3) Type of the 4: ACC overcurrent (OC1) ● P07.28 last fault 5: DEC overcurrent (OC2) Type of the...

  • Page 22: Special Function Parameters

    Special function parameters Function Name Detailed description Default Modify code P11 Group: Protective parameters 0x000–0x111 LED one’s place: 0: Input phase loss protection disabled 1: Input phase loss protection enabled LED tens place: 0: Output phase loss protection disabled 1: Output phase loss protection enabled ○...
  • Page 23 0.00–100.00 ○ The integral coefficient 1 of the target frequency the bigger the value is, the P15.07 8.00 stronger the effect and faster the adjustment. 0.00–100.00 The proportion coefficient 2 of the target frequency the bigger the value is, the P15.08 40.00 ○...
  • Page 24 0–10000s Time setting of full water delay (This function code is still valid when the ○ P15.14 Full water delay digital indicates the full-water signal.) 0–10000s Wake-up delay Time setting of wake-up delay in full-water state (This function code is still in full water P15.15 ○...
  • Page 25 Initial P15.25 ● reference 0.0–2000.0V voltage display 0.0–P15.27 Valid in MPPT Max. tracking voltage, the Mini. tracked voltage Track in the range of P15.26–P15.27. P15.27 needs to be bigger than P15.26. The less the difference, the faster the tracking But the Max. voltage needs to be in the range.
  • Page 26 P15.33–400V If PV voltage is higher than the threshold, after the delay time of P15.24, it can be switched to PV input through relay output. In order to avoid repeated switching, the threshold needs to be higher than the threshold of P15.33. Threshold If the value is 0.0, the function is disabled.
  • Page 27 When P18.15 is set to 1, the total flow of the pump is reset and P18.13 and P18.14 Pump total flow P18.15 are reset to zero to re-calculate the flow. reset After the reset, P18.15 is automatically modified to 0. P19 Group: Voltage Boost It is used to set the reference voltage of the bus when PV input is adopted.

  • Page 28: Fault Finding

    Fault finding 8.1 Fault codes and remedies Fault Possible cause Fault type Remedy Code Overvoltage when acceleration 1. The input voltage is 1. Check the input power. abnormal. 2. Check if the DEC time of the load is too short or the pump Overvoltage when 2.
  • Page 29 2. Check the PID feedback source. The actual running time of the pump controller is longer Running time reached Contact grundfos to adjust the preset running time. than the preset running time. The pump controller will Electrical overload report overload pre-alarm Check the load and the overload pre-alarm points.

  • Page 30: Fault Codes Reset

    The ACC/DEC is too fast. The controller power is Increase the ACC/DEC time. too low. Use an controller with greater power. PVOC PV overcurrent The load suddenly Check whether the grounding or cable connection is short changes or is abnormal circuited or whether the rotation is blocked.

  • Page 31: Service And Maintenance

    DC power supply with power-on time being not 1. Use the public or private waste collection service. less than 5 hours. 2. If this is not possible, contact the nearest Grundfos company or service workshop.
  • Page 33 HYDERABAD CHENNAI – Head Office GRUNDFOS Pumps India Private Limited GRUNDFOS Pumps India Private Limited Shop No. 8 & 9, 2nd Floor 118 Old Mahabalipuram Road, Thoraipakkam Lumbini Jewel Mall Chennai – 600 096 Road No.2, Banjara Hills Tel: 044 4596 6800 Hyderabad –...
  • Page 34 be think innovate V1.0921 www.grunfdos.com...

This manual is also suitable for:

Gi spc 03 65 10Gi spc 05 65 10Gi spc 7.5 65 10

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