High voltage DC relay SEL250B series

Product overview

●250 amps rated load

●Ceramic brazing technology is uesd to prevent arcing leakage, fire and explosion. Able to use in explosive or harsh environments without oxidation or contamination of contacts

●No polarity requirement for load wiring and coil

●RoHS compliant

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Product advantages

●250 amps rated load

●Ceramic brazing technology is uesd to prevent arcing leakage, fire and explosion. Able to use in explosive or harsh environments without oxidation or contamination of contacts

●No polarity requirement for load wiring and coil

●RoHS compliant

Detailed parameters

Contact form	1 NO
Contact resistance	≤0.5mΩ（@6V 20A）
Max switching volt	1,000VDC
Max breaking current	2,500A，(800VDC，more than 1 cycle)
Insulation resistance	1,000MΩ(1,000VDC)
Dielectric strength	Contact-Contact：4,000VAC 1min 1mA
	Coil-Contact：4,000VAC 1min 1mA
Shock resistance	Functional	Energized：588m/s2（60G）Deenergized：98m/s2（10G）
	Destructive	588m/s2（60G）
Vibration	10Hz~500Hz 49m/s2（5G）
Mechanical endurance	2×100,000 cycles
Relative moisture	5%~95% RH
Ambient temperature	-40℃~+85℃（No condensation）
Weight	325g
Length×Width×Height（mm）	81×39×70.5

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Sanyou has been deeply engaged in relay industry for 13 years.