ABB 630 series, Installation Manual

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Section 5 Connecting
5.1 Required tools
Only use a screwdriver and insert bits for slotted (Nr.1 / 3.5mm blade) when
handling CT/VT terminals of screw-compression type.
5.2 Connecting wires
All connections are made on the rear of the case. No soldering is needed.
1.
Connect each signal connector terminal with one 0.5...2.5 mm
2
wire or with
two 0.5...1.0 mm
2
wires.
2. Connect each compression type (X101 and X102) terminal for CTs/VTs with
one 0.5...6.0 mm
2
wire or with two of maximum 2.5 mm
2
wires.
3. Connect terminals on the communication module for IRIG-B with one 0.2 -
1.5 mm
2
wire.
4. Connect RTD inputs and mA outputs using shielded stranded cables and
connect cable shield to GND rail.
5. Connect all same type sensors to adjacent channels.
The cable shield is to be earthed at only one end of the cable with
RTD grounding bus bar.
Use fine wire in door mounting.
See the technical manual for product-specific terminal diagrams.
5.2.1 Connecting screw-compression type wires
Terminal blocks of screw-compression type are used for electrical connections.
1MRS755958 C
Section 5
Connecting
630 series 37
Installation Manual