NewPwr NPFSR-K51D.C Safety Relay reliable isolation control

NewPwr NPFSR-K51D.C Safety Relay reliable isolation control

NPFSR-K52D.C is 1NC output safety relay, receiving DO signal, realizing reliable isolation control, and the field side supports up to 250VA load circuit. It can be used for safety related applications of SIL3 and SC3 in accordance with IEC 61508 standard, and ESD in SIS. Main features: Support dual channel operation; System loop detection support; Fail-safe technique; Triple redundancy.

Power supply type:Loop supply

Voltage range:18 V ~ 32 V DC, Typical 24V DC

Current consumption:≤ 45mA/24V DC

Test pulse width:≤ 4ms

Cable resistance:≤ 15Ω

Input devices:Safety switch, DO signal

Number of contacts:1NC

Contact material:AgSnO2+Au plating

Contact loading:5A/250V AC, 5A/24V DC

Energized:≤ 50ms

De-energized delay:≤ 50ms

Switching frequency:≤ 10Hz

Power dissipation:≤ 1.4W/24V DC

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