CD4850D1U Crydom - AC-DC Power Systems

CD4850D1U Description

CD4850D1U is a 480 V, 50 A power supply made by Crydom. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

USComponent has been supplying power semiconductors since 2001, including discontinued and hard-to-find part numbers. Send us an RFQ for the CD4850D1U and we will reply with price, condition and lead time. Please check the manufacturer's datasheet to confirm ratings, package and pin-out before you order.

Summary of Features

Target Applications

Crydom CD4850D1U is used for switching AC loads in industrial heating and temperature control (ovens, furnaces, plastic molding and extrusion machines), packaging and food processing equipment, lighting control, HVAC systems and industrial automation.

Key Specifications

Crydom CD4850D1U is a dual-channel panel-mount solid state relay (Evolution Dual Series), 50 A per channel, 48-600 VAC, SCR output, DC control 4-15 VDC, zero voltage turn-on, 4-pin standard connector, output terminals A channel top, B channel bottom, IP00. Source: Crydom Evolution Dual Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output (per channel)
Operating voltage (47-440 Hz)	48-600 Vrms
Load current range	0.15-50 Arms
Transient overvoltage	1200 Vpk
Maximum off-state leakage @ rated voltage	1.0 mArms
Minimum off-state dv/dt	500 V/µs
Maximum 1 cycle surge current (50/60 Hz)	710/750 Apk
Maximum on-state voltage drop @ rated current	1.3 Vpk
Thermal resistance junction to case (Rjc)	0.33 °C/W
Maximum I²t for fusing (1/2 cycle, 50/60 Hz)	2520/2320 A²s
Switching type	zero voltage turn-on
Input
Control voltage range	4-15 VDC
Minimum turn-on / turn-off voltage	4 / 1.0 VDC
Typical input current	16 mA @ 5 VDC
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
General
Dielectric strength, input/output	4000 Vrms
Dielectric strength, input/output/base	2500 Vrms
Ambient operating temperature	-40 to 80°C

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