The OR-PRE-452/UNI timer relay activates immediately when power is applied and switches off once the set time has elapsed. The time interval can be set from 1 second to 10 days. The relay is mounted on a 35 mm DIN rail and is suitable for ventilation, heating, signalling and lighting circuits.
- Type: Multifunction timer relay
- Power: 120 W
- Supply voltage: 12–240 VAC/DC, 50/60 Hz
- Rated voltage: 230 V AC
- Rated AC1 load: 16 A / 250 V AC
- Rated DC1 load: 16 A / 24 V DC
- Maximum AC1 switching power: 4000 VA
- Time range: 1 second to 10 days
- Contacts: 1P, made of AgSnO2
- Contact resistance: 100 m
- Maximum switching frequency: 600 cycles/h
- Operating voltage range: 0.9–1.1 Un
- Degree of protection: IP20
- AC1 switching endurance: >0.5 x 10^5
- Enclosure flammability rating: UL94 V0
- Storage temperature: -40 °C to +70 °C
- Relative humidity: Up to 85%
- Vibration resistance: 0.35 mm DA
- Dimensions: 90 mm deep, 17.5 mm wide, 64.5 mm high
- Maximum conductor cross-section: 1 x 2.5 mm² (1 x 14 AWG)
- Stripping length: 6.5 mm
- Maximum terminal torque: 0.5 Nm
- Mounting: On a 35 mm DIN rail, in any position