Woodward 8290-044 SPDT Control Relay Module

Product Brief Introduction Single SPDT control relay module providing galvanically isolated contact output for alarm, interlock and control circuits.
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Technical Specifications Coil voltage: 24 V DC; Contact form: SPDT; Contact rating: 10 A at 250 V AC, 5 A at 30 V DC; Mechanical life: > 1,000,000 operations; Operating temperature: -40 °C to +70 °C; Enclosure: IP20.

Functional Features Galvanically isolated contact output; high-capacity silver alloy contacts; coil surge suppression; DIN rail mountable; operation indication.

Application Scenarios Control signal amplification, alarm contact output, electrical interlock circuits, load switching control.

Performance Parameters Operate time: < 10 ms; Release time: < 8 ms; Contact bounce: < 3 ms; Withstand voltage: 2500 V AC.

Material Composition Flame-retardant plastic housing; silver-cadmium oxide contacts; copper coil; surge suppression diode.

Structural Characteristics DIN rail mountable; front panel operation LED; screw terminals.

Working Principle Energizing the coil generates electromagnetic force to actuate the armature and switch contact state, 实现 on/off switching and electrical isolation of the control circuit.

Installation Requirements Mount on DIN rail; connect coil control and load circuits; install fuses on load side; add freewheeling diode for inductive loads.




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