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High voltage DC relay SEL250 series

Product overview


●250 amps continuous carry,product miniaturization and lightweight

●Max. Load current capacity:8000A

●2000 amps interrupte under extreme condition

●Hermetically sealed with hydrogen gas,the arc is not exposed.Be able to use in explosive & harsh environments without oxidation or contamination of contacts

●There is no polarity requirement for load wiring and no polarity requirement for coil drive

Product advantages

Detailed parameters

ltem Specification
Mechanical life 2×105 cycle
Insulation resistance 1000MΩ(1000VDC)

Dielectric strength

Between open contacts 4000VAC 1min. 1mA
Between contaci and coil 4000VAC 1min. 1mA
Operation time(at rated coil voltage) ≤30ms
Release time(at rated coil voltage) ≤10ms
Shock resistance Functional

Closed state:490m/s2(50G)


Destructive 490m/s2(50G)
Vibration resistance 10Hz~500Hz 49m/s2(5G)
Ambient temperature -40℃~+85℃
Ambient humidity 5%~85% RH
Weight 350g
External dimension 86.05x42.5x74.5

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