Crydom A2425 Electronic Load Relais Series 1 A2425 Datenbogen

Control Voltage Range 

3-32 VDC

90-280 Vrms

18-36 Vrms

Maximum Reverse Voltage

-32

-

-

Maximum Turn-On Voltage 

3.0 VDC

90 Vrms

18 Vrms

Minimum Turn-Off Voltage

1.0 VDC

10 Vrms

4.0 Vrms

Typical Input Current 

3.4-20 mA

2.0-4.0 mA

3 mA

Nominal Input Impedance [Ohms]

1500 Ohm

60 K Ohm

9.0 K Ohm

Maximum Turn-On Time  [msec] (4)

1/2 Cycle

10

10

Maximum Turn-Off Time  [msec] 

1/2 Cycle

40

40

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 (86.5g)

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 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 3. 
4) Turn-on time for Random turn-on versions is 0.02 msec (DC Control Models)