Crydom H12WD4890 Electronic Power Relay H12WD4890 Datenbogen

Control Voltage Range 

4-32 VDC

Maximum Turn-On Voltage 

4.0 VDC

Minimum Turn-Off Voltage

1 .0 VDC

Typical Input Current 

15 mADC (5)

Nominal Input Impedance 

See Note 5

Maximum Turn-On Time  [msec] (4)

1/2 Cycle

Maximum Turn-Off Time  [msec] 

1/2 Cycle

Dielectric Strength, Input/Output/Base (50/60Hz)

4000 Vrms

Minimum Insulation Resistance (@ 500 V DC)

10

9

 Ohm

Maximum Capacitance, Input/Output

8 pF

Ambient Operating Temperature Range

-40 to 80 °C

Ambient Storage Temperature Range

-40 to 125 °C

Weight (typical)

3 oz (86.5 g)

Encapsulation

Thermally conductive Epoxy

Terminals

Screw and saddle Clamps Furnished, Unmounted

Recommended Terminal Screw Torque Range:

6-32 Screws - 10 in/lbs. 8-32 & 10-32 Screws - 20 in. lbs. (Screws dry without grease)

Fastons:

Single pair (up to 25A) Double pair* (50A model only) Caution: User must connect to both pairs

1) All parameters at 25°C and per section unless otherwise specified. 
2) Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1 
3) Heat sinking required, for derating curves see page 2. 
4) Turn-on time for DC control random turn-on versions is  0.02 msec  
5) Input circuitry version incorporates active current limiter. 
6) CE Compliant only.