DR48D12 Crydom - Relays

DR48D12 Description

DR48D12 is a 600 V, 12 A solid state relay made by Crydom. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.

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Summary of Features

Target Applications

Crydom DR48D12 is used for control cabinet and PLC output interfacing, switching heaters, solenoids, valves, contactors and indicator loads in industrial automation and building control.

Key Specifications

Crydom DR48D12 is a 12 A AC output DIN-rail solid state relay (SeriesOne DR), 48-600 VAC load, control 4-32 VDC, zero voltage turn-on, LED input indicator. Source: Crydom SeriesOne DR Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output (AC)
Operating voltage (47-63 Hz)	48-600 Vrms
Maximum load current (resistive)	12 Arms
Transient overvoltage	1200 Vpk
Minimum load current	150 mArms
Maximum off-state leakage @ rated voltage	0.1 mArms
Minimum off-state dv/dt	500 V/µs
Maximum on-state voltage drop @ rated current	1.3 Vrms
Maximum surge current (50/60 Hz, 1 cycle)	715/750 Apk
Maximum I²t for fusing (1/2 cycle, 50/60 Hz)	2560/2330 A²s
Switching type	zero voltage turn-on
Input
Control voltage range	4-32 VDC
Minimum turn-on / must turn-off voltage	4.0 / 1.0 VDC
Input current	9-11 mA
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-30 to 80°C
Mounting	35 mm DIN rail
Weight (typical)	3.17 oz (90 g)

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