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Unison Model 803 Slim
UNI 803 ZAA 48 40 28 + V-87 HEAT SINK + DIN RAIL with dimensions
Dimensions and terminals, from Unison's catalogue photograph of UNI 803 ZAA 48 40 28 + V-87 HEAT SINK + DIN RAIL.

Model 803 Slim · Zero-cross Slim AC to AC Solid State Relay

UNI 803 ZAA 48 40 28 + V-87 HEAT SINK + DIN RAIL

40 A · Zero-cross solid state relay.

Specifications

Input
100-280VAC/4-12mA
Input LED Indication
Output
24-480(47-63 Hz), 40 Amp
PIV
800, I²T : 880A²S for 9.6mS
23.6mm Slim width SSR
Zero Cross Over SSR design
Body insulation
4kV for 1min
I/P. to O/P. insulation
6kV for 1min
Long life cycle Up to 10¹¹ cycles
Inbuilt transient voltage suppressor.

Load current by heat sink

Rated at 40 °C ambient, from Unison's derating tables.

V-8720 Amp
B-2430 Amp
Derating Table: Rated load current at 40 °C ambient
Heat Sink / MountingRated Load Current @ 40 °C
V-8720 Amp
B-2430 Amp