EZ480A18 Crydom - Relays

EZ480A18 Description

Crydom EZ480A18 is a solid state relay. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

USComponent (Young & New Century LLC) supplies power modules, thyristors, diodes and other industrial components, including legacy parts. Contact us for a quote on the EZ480A18, and please confirm ratings against the datasheet before ordering.

Summary of Features

Target Applications

Crydom EZ480A18 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 EZ480A18 is a compact 18 A panel-mount solid state relay, EZ Series (48-660 VAC), SCR output, AC control (90-140 Vrms), zero voltage turn-on, 1/4 in. fast-on terminals. Source: Crydom EZ Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	48-660 Vrms
Maximum load current	18 Arms
Transient overvoltage	1200 Vpk
Maximum 1-cycle surge current (50/60 Hz)	191/200 Apk
Maximum on-state voltage drop @ rated current	1.5 Vpk
Maximum off-state leakage @ rated voltage	0.1 mArms
Minimum off-state dv/dt	500 V/µs
Maximum I²t for fusing, 1/2 cycle (50/60 Hz)	182/166 A²s
Thermal resistance junction to case (Rjc)	1.1 °C/W
Switching type	zero voltage turn-on
Input
Control voltage range	90-140 Vrms
Minimum turn-on voltage	90.0 Vrms
Minimum turn-off voltage	10.0 Vrms
Nominal voltage / typical input current	120 Vrms / 10 mA
Nominal input impedance	10.6 kOhm
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
General
Dielectric strength, input/output/base	2500 Vrms
Ambient operating temperature	-40 to 80°C
Terminals	0.25 in. Faston
Weight (typical)	1.5 oz (43 g)

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