ABB RELION REX640 - Manufacturing Tailored Length Loop Sensor for an Arc Protection System

4.3.6 Manufacturing tailored length loop sensor for an arc
protection system
These instructions are for manufacturing tailored length arc loop sensors using
1. 400 μm V-System
®
Termination Kit DT03732-34 by OFS Fitel, LLC to be
purchased from local distributor, not in ABB’s offering.
2. Bulk glass core arc sensor fiber, offered in REA accessories as three alternative
lengths:
- 1MSC 380018.100 ARC sensor fiber, delivery length 100 m
- 1MSC 380018.300 ARC sensor fiber, delivery length 300 m
- 1MSC 380018.500 ARC sensor fiber, delivery length 500 m
3. Connector items, offered in REX640 accessories as:
- 2RCA056821 ARC fiber spacer sleeve, 25 pcs
- SJG BP05226-02 ARC sensor fiber V-pin connector, 25 pcs
Two spacer sleeves and two V-pin connectors are needed per each arc loop sensor.
Figure 48: Arc loop sensor parts
Mounting
1MRS759115 E
58 REX640
Installation Manual