OpenScape Business X8 REALS — PFT Relay Card (4 Contacts)
The Power Failure Transfer (PFT) relay card of the X8 — on system/power failure it switches selected analog trunks directly to analog phones, keeping outside calling alive even if the PBX is down. Fits the REALS slot at the bottom of the base box; 4 contacts. The PFT4 relay (4 trunks) is available for additional fallback.
From the same family
Specifications
- Type
- Power Failure Transfer (PFT) relay card
- Contacts
- 4
- Slot
- Bottom of base box — REALS slot
- Additional relay
- PFT4 (4 trunk) — 50009240 / L30251-U600-A373
- Works with
- TMANI analog trunk + analog phone (line-powered)
- Mitel PN
- 50009245
- Unify L No
- L30251-U600-A426
Key features
- Direct analog trunk → analog phone connection on system or power failure (PFT).
- 4 contacts; fits the REALS slot at the bottom of the base box.
- Additional capacity: PFT4 relay — 4 trunks (50009240 / A373).
- Planned together with TMANI (no on-board PFT); emergency phones must be analog (e.g. line-powered Mitel 6710).
- Promark: PFT scenario design and installation.
Typical applications
Outside-line continuity during power outages at hospitals/critical sites.
Preserving the emergency line during PBX maintenance.
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DetailsThe Power Failure Transfer (PFT) relay card of the X8 — on system/power failure it switches selected analog trunks directly to analog phones, keeping outside calling alive even if the PBX is down. Fits the REALS slot at the bottom of the base box; 4 contacts. The PFT4 relay (4 trunks) is available for additional fallback.