Relay Applications for Networking & Communications
Relays used in communication equipment are required to have a high contact reliability in order to switch to a lower level current.
Relays by load
Signal line control
| Applications | Rated current | Relay (example) | ( )=Contact configuration |
|---|---|---|---|
| Switchboard,
Measurement equipment, Network device, Alarm device, Fax, Medical equipment | 1A | Bifurcated contact | FTR-B3 (2c),
FTR-B4 (2c), NA (2c), A (2c) |
Signal line power supply control
| Applications | Rated current | Relay (example) | ( )=Contact configuration |
|---|---|---|---|
| Fax | 1A | High insulation
| Conforms to IEC60950 (coil-contact)
FTR-C1 (2c) |
| Multi-function printer (FAX) for Europe,
VoIP device | 1A | High insulation
| Conforms to IEC60950 (coil-contact, b/w contacts)
FTR-C2 (2a) |