1. General information
1.1. Warnings, legal information and safety..................................................................................................3
1.1.1. Warnings and notes ......................................................................................................................3
1.1.2. Legal information and disclaimer ..................................................................................................3
1.1.3. Safety issues ................................................................................................................................3
1.1.4. Electrostatic discharge awareness ...............................................................................................3
1.1.5. Factory settings ............................................................................................................................3
1.2. About the installation instructions...........................................................................................................4
1.2.1. General purpose ...........................................................................................................................4
1.2.2. Intended users ..............................................................................................................................4
1.2.3. Contents and overall structure ......................................................................................................4
2. Mounting
2.1. CGC 400 mounting.................................................................................................................................5
2.1.1. Mounting of the unit.......................................................................................................................5
2.1.2. Unit dimensions and panel cutout..................................................................................................5
2.1.3. Tightening torques.........................................................................................................................6
3. Terminals
3.1. Terminal overview and description.........................................................................................................7
3.1.1. Terminal overview..........................................................................................................................7
3.1.2. Terminal description .....................................................................................................................7
4. Wiring
4.1. Wiring diagram.....................................................................................................................................11
4.2. DC connections....................................................................................................................................12
4.2.1. Communication, multi-input and tacho wiring instructions ..........................................................12
4.2.2. Binary inputs................................................................................................................................12
4.3. Breaker selection..................................................................................................................................13
4.3.1. Breaker selection.........................................................................................................................13
4.4. Connection of the 3-phase voltage and current...................................................................................15
4.4.1. Connection of the 3-phase voltage and current...........................................................................15
4.4.2. 3-phase AMF wiring ....................................................................................................................16
4.5. Connection of the 1-phase voltage and current...................................................................................17
4.5.1. 1-phase wiring ............................................................................................................................17
4.5.2. 1-phase AMF wiring ....................................................................................................................18
4.6. Connection of the split-phase voltage and current...............................................................................19
4.6.1. Split-phase wiring .......................................................................................................................19
4.6.2. Split-phase AMF wiring ...............................................................................................................20
5. Communication
5.1. Wiring instructions................................................................................................................................21
5.2. Modbus RTU........................................................................................................................................22
5.2.1. Connection with 2-wire shielded cable (recommended) .............................................................22
5.2.2. Connection with 3-wire shielded cable........................................................................................23
5.3. CAN bus engine communication..........................................................................................................24
5.3.1. Connection with 2-wire cable (recommended) ...........................................................................24
5.3.2. Connection with 3-wire shielded cable .......................................................................................25
CGC 400 installation instructions
4189340785 UK
DEIF A/S Page 2 of 25
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