CTRD6025 Crydom - Relays

CTRD6025 Description

Crydom CTRD6025 is a solid state relay. 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 CTRD6025 is used for three-phase switching of industrial heaters and furnaces, plastic processing machines, process heating and motor loads.

Key Specifications

Crydom CTRD6025 is a three-phase 90 mm DIN-rail solid state relay (CTR Series), 25 A per phase @ 48-600 VAC, SCR output, control 4.0-32 VDC, zero voltage turn-on, built-in overvoltage protection (internal TVS), LED input indicator. Source: Crydom CTR Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output (per phase)
Operating voltage (47-63 Hz)	48-600 Vrms
Maximum load current	25 Arms
Minimum load current	0.1 Arms
Transient overvoltage	1100 Vpk
Maximum off-state leakage @ rated voltage	0.25 mArms
Minimum off-state dv/dt	500 V/µs
Maximum on-state voltage drop @ rated current	1.35 Vpk
Maximum surge current (50/60 Hz, 1 cycle)	286/300 Apk
Maximum I²t for fusing (50/60 Hz, 1/2 cycle)	410/374 A²s
Motor rating (UL / IEC 60947)	1 HP (0.74 kW) @ 240 V, 2 HP (1.48 kW) @ 380 V, 3 HP (2.22 kW) @ 480 V
Input
Control voltage range	4.0-32 VDC
Minimum turn-on / turn-off voltage	4.0 / 1.0 VDC
Input current (min-max)	22-28 mA
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-20 to 80°C
Weight (typical)	21.2 oz (600 g)

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