EZE240A18 Crydom - Relays

EZE240A18 Description

EZE240A18 is a 240 V, 18 A solid state relay made by Crydom. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

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Summary of Features

Target Applications

Crydom EZE240A18 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 EZE240A18 is a compact 18 A panel-mount solid state relay, EZ Series (24-280 VAC), SCR output, AC control (18-36 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)	24-280 Vrms
Maximum load current	18 Arms
Transient overvoltage	600 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	18-36 Vrms
Minimum turn-on voltage	18.0 Vrms
Minimum turn-off voltage	2.0 Vrms
Nominal voltage / typical input current	24 Vrms / 10 mA
Nominal input impedance	1.8 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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