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).

Request A Quote

Share Our Social

Product Information

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.

RFT Interface Relay

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.

Characteristics

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

Speciﬁcations

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.