Pilot Wire
3A20 Pilot Wire Intertrip Send & Receive Relays
- 3A200 RECEIVE relay
- 3A201 SEND relay
- 3A202 combined SEND &RECEIVE relay
- 3A203 2x 3A200 elements percase
- System immunity to AC voltages
- High isolation between coil &contacts & case up to 15KV
- High DC sensitivity
- High visibility mechanical handreset or self reset flag
- Heavy duty self reset contacts
- Optional magneticblowout contacts for enhanced DC switching capacity„
- Made in Australia
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3A300 Pilot Wire DC Intertrip System
Obsolete- Bi-directional group intertripping of up to four (4) stations (sites)
- Operates using conventional metallic pilot wires
- 0 to 2K ohm & 0 to 2uF pilot wire characteristic
- Inherent 5KV or 15KV isolation
- Integrated pilot wire supervision system to identify location of pilot faults
- Extensive self supervision features to ensure tripping integrity
- Integrated trip circuit supply supervision
- Simple to set up & commission
- Flush, rack or projection mounting
- M4 screws for control wiring
- M5 studs for pilot cable connection with clear protective isolation cover
- Made in Australia
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