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Unison Model 803 Slim
UNI 803 RDA 58 50 01 + B-24 HEAT SINK + DIN RAIL with dimensions
Dimensions and terminals, from Unison's catalogue photograph of UNI 803 RDA 58 50 01 + B-24 HEAT SINK + DIN RAIL.

Model 803 Slim · Slim Random DC to AC Solid State Relay · UL approved

UNI 803 RDA 58 50 01 + B-24 HEAT SINK + DIN RAIL

50 A · Random solid state relay.

Specifications

Slim width 23.6 mm design
Input
4-32VDC/4-16mA, Input RED LED Indication
Output
24-580VAC (47-63 Hz), 50 Amp
Instant Switching (Random SSR) design
PIV
1400, I²T : 3000A²S for 9.6mS
Body insulation
4kV for 1min
I/P. to O/P. insulation
8kV for 1min
Inbuilt surge voltage protection of 2700Vrms
Short Circuit Protection by “B” Curve DP MCB
Resistive load Max 15 A SC protect by 16 A DP MCB

Load current by heat sink

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

V-8722 Amp
B-2430 Amp
B-4816 A x 2 = 32 Amp
(16 A / phase across 2 phases)
B-7240 Amp
Derating Table: Rated load current at 40 °C ambient
Heat Sink / MountingRated Load Current @ 40 °C
V-8722 Amp
B-2430 Amp
B-4816 A x 2 = 32 Amp
B-7240 Amp