RFT Interface Relay
Features
The RFT interface relay is a slim, compact relay with a non-polar LED integrated in the relay. It features one electrode that can handle 12 amps and two electrodes that can handle 8 amps, making it ideal for use in a variety of applications. Additionally, it has a lockable test button and inspection window to identify coils by test button color (AC red/DC blue).
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RFT Interface Relay Details
- With a slim and compact size.
- Available for 1 pole handling 12 A and 2 poles handling 8A.
- With non-polarity LED integrated into the relay.
- Equipped with a lockable test button and inspection window.
- Identify coil by test button color.
- Conformity with RoHs Directive.
An RFT interface relay consists of a relay and a socket. The control voltage range can be extended using matching sockets. It can be used with the following types of sockets: SRT05/08-A RFT socket, SRT05/08-E RFT socket, SRT05/08-ES RFT socket, SRU05/08-E RFT socket, and SRU05/08-ST RFT socket. Its terminal device is of the Plug-In type.
RFT Interface Relay Characteristics
Initial contact resistance≤50mΩ
| Contact | Configuration | 1C | 2C | ||||
| Load | Resistance | 12A/ 250VAC, 30VDC | 8A/ 250VAC, 30VDC | ||||
| Motor load | 1/3HP, 240VAC | 1/6HP, 240VAC | |||||
| Max. switching capacity (resistive) | 3000VA, 360W | 2000VA, 240W | |||||
| Min. switching capacity | 170mW(17V/10mA) | ||||||
| Initial contact resistance | ≤50mΩ | ||||||
| Material | Ag alloy | ||||||
| Electrical durability (110% rated voltage, 55ºC) | ≥20 x 104 (1800 Ops/h) | ||||||
| Electrical durability (Normal temperature) | ≥30 x 104 (600 Ops/h) | ||||||
| Mechanical durability | ≥2000 x 104 (18000 Ops/h) | ||||||
| Pick-up voltage (23℃) (Rated voltage) | DC:≤75% ,AC:80% 50/60Hz | ||||||
| Drop-out voltage (23℃) (Rated voltage) | DC:≥10% ,AC:30% 50/60Hz | ||||||
| Maximum voltage (23℃)(Rated voltage) | 110% | ||||||
| Insulation resistance | ≥1000MΩ (500VDC) | ||||||
| Coil operating power | DC (W) | approx. 0.53 | |||||
| AC (VA) | approx. 1.0 | ||||||
| Operate time (at nominal voltage) | ≤20ms | ||||||
| Release time (at nominal voltage) | ≤10ms | ||||||
| Initial breakdown voltage | Between open contacts | 1000VAC/1min (leakage current 1mA) | |||||
| Between poles | 3000VAC/1min (leakage current 1mA) | ||||||
| Between contacts and coil | 5000VAC/1min (leakage current 1mA) | ||||||
| Insulation characteristics IEC 60664 UL840 | Rated voltage | 250VAC | |||||
| Pollution level | 3 | ||||||
| Overvoltage level | III | ||||||
| Impulse withstand voltage (waveform: 1.2/50us) | 4000V | ||||||
| Protection level | IP50 | ||||||
| Storage temperature/ humbidity | 55~+85℃/5%~68%RH(18months) | ||||||
| Working temperature/ humbidity | -40~+55℃/5%~85%RH((No condensation) | ||||||
| Air pressure | 86~106KPa | ||||||
| Shock resistance | 10G (half-sine shock pulse: 11ms) | ||||||
| Vibration resistance | 10~55Hz double-amplitude:1.0mm | ||||||
| Mounting | Plug in | ||||||
| Unit weight | Approx. 18g | ||||||
Coil Specifications (23℃)
| Nominal voltage V.DC | 6 | 12 | 24 | 48 | 110 | / | ||
| Coil resistance Ω | 68 | 270 | 1100 | 4300 | 22800 | / | ||
| Nominal voltage V.AC | 6 | 12 | 24 | 48 | 115 | 230 | ||
| Coil resistance Ω | 16 | 63 | 240 | 1085 | 6300 | 23000 | ||
| Remarks: Coil resistances under coil voltage 110V are measured with a tolerance of ±10%Ω, above 110V with a tolerance of ±15%Ω. | ||||||||
Contact Specification
RFT Interface Relay Dimensions (mm)
Wiring Diagrams
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