RFL Communications 21 Sub-MUX Especificaciones Pagina 27

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December 2008 Page 1–17
Chapter 1. Product Description
1
Module Interfaces
HCB Interface HCB/HCB-1 DTT, PW
SPD Interface SPD DTT, PW
Table 1–13.
Pilot Wire Modules (HCB/SPD) Interfaces
Table 1–14. Pilot Wire Interface Modules (HCB/SPD) Specifications
1.24.11 Pilot Wire Interface Modules (HCB/SPD)
Signal Delay < 450 µs – two FOCUS chassis back-to-back
Channel Loss Three Optional Settings:
1) Block Trip (Local)
2) Allows Trip as Overcurrent Relay (Local & Remote)
3) Allows Local Overcurrent Trip and Block Remote
Ter m inal Trip
Pilot Wire Output Maximum 15 V peak
Maximum 100 ma
Direct Transfer Trip Keying input: 48 to 250Vdc at 5 ma
Trip Output: Solid State switch with 1A output at 48 to
250Vdc.
Trip Time: 5ms Solid State Output
Alarm Output Form A alarm contact output rated at 48 to 250Vdc at 1 A
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