GEM630MCT Overview

GEM630MCT Overview

Overview

The GEM630MCT is a three-phase energy meter used across GivEnergy high-voltage and commercial systems. It measures import, export, and load across all three phases using external current-transformer (CT) clamps.


Required Components

  • GEM630MCT meter

  • 3 × split-core CT clamps (white & black leads)

  • RS485 twisted-pair communication cable

  • 6 A MCB supply

Key Features

  • Measurement Type: 3-phase 4-wire (3P4W)

  • Accuracy: Class 1 / B (IEC 62053-21)

  • CT Range: 1 A / 5 A secondary, configurable ratio up to 9999 : 1

  • Voltage Range: 173–500 V AC

  • Communication: RS485 (Modbus RTU, TXA+/TXB–)

  • Indicators: Telephone icon confirms Modbus communication

  • Mounting: DIN-rail, powered via 6 A MCB supply

Typical Applications

Use Case

Compatible Systems

Main grid import/export

6 kW – 20 kW HV Inverters

Net-metering and load balancing

All-in-One + Gateway

Multi-phase PV systems

Commercial & industrial installations

Required Components

  • GEM630MCT meter

  • 3 × split-core CT clamps (white & black leads)

  • RS485 twisted-pair communication cable

  • 6 A MCB supply




    • Related Articles

    • GEM120CT Overview

      Every system will need at least 1 GEM120 (ID1) meter installing to monitor the import and export of the building. Every GEM120 meter needs a power supply/voltage reference point. This could be a dedicated supply from a 6A, for example. Every GEM120 ...

    • System Overview

      A - 2 hexagon socket screws, M6x14 B - Wiring chamber C - Wire sealing ring D - Fixed wire E - 8 internal hexagonal screws, M5x18 F - 2 Phillips screws, M4x8 G - Inverter serial and WIFI serial number H - Warning signs label I - Specification label J ...

    • Communication Overview

      Please ensure the system is turned off before modifying anything. Item Function Foot position Note E1 DI1 and DI2 input port 1: DI1+ 2: DI1- 3: DI2+ 4: DI2- E2 Meter and EMS communication port 1: Meter-RS485+ 2: Meter-RS485- 3: GND 4: EMS-RS485+ 5: ...

    • Connecting GEM630MCT to a GivEnergy Inverter

      Overview The GEM630MCT communicates with the inverter through an RS485 Modbus link to relay metering data. RS485 Communication Wiring Connection GEM630MCT Port Inverter Port Cable Example RS485 + TXA+ (14) 485A (+) Orange / White RS485 – TXB– (13) ...

    • Programming the GEM630MCT Meter from ID1 to ID2

      Overview Meters can be configured with IDs 1–8. ID 1 monitors the main grid; ID 2 monitors an external PV inverter or device. Steps to Change ID Press and hold ENTER until the password screen appears. Enter password 1000 using arrow buttons ▲ ▼ to ...

    GivBot