EZ240D12S Crydom - Relays

EZ240D12S Description

EZ240D12S is a 240 V, 12 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 EZ240D12S 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 EZ240D12S is a compact 12 A panel-mount solid state relay, EZ Series (24-280 VAC), SCR output, DC control (3-15 VDC), zero voltage turn-on, 1/4 in. fast-on terminals, with internal snubber. 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	12 Arms
Transient overvoltage	600 Vpk
Maximum 1-cycle surge current (50/60 Hz)	143/150 Apk
Maximum on-state voltage drop @ rated current	1.5 Vpk
Maximum off-state leakage @ rated voltage	10.0 mArms (snubber version)
Minimum off-state dv/dt	500 V/µs
Maximum I²t for fusing, 1/2 cycle (50/60 Hz)	102/93 A²s
Thermal resistance junction to case (Rjc)	2 °C/W
Switching type	zero voltage turn-on
Input
Control voltage range	3-15 VDC
Minimum turn-on voltage	3.0 VDC
Minimum turn-off voltage	1.0 VDC
Nominal voltage / typical input current	5.0 VDC / 15 mA
Nominal input impedance	300 Ohm
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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