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Unison Model 803 Slim
UNI 803 PHT 24 25 420 + V-87 HEAT SINK + DIN RAIL with dimensions
Dimensions and terminals, from Unison's catalogue photograph of UNI 803 PHT 24 25 420 + V-87 HEAT SINK + DIN RAIL.

Model 803 Slim · Slim Analog Phase Angle Control Solid State Relay

UNI 803 PHT 24 25 420 + V-87 HEAT SINK + DIN RAIL

25 A · Phase angle solid state relay.

Specifications

Slim width 23.6 mm design
Thyristor controller (Phase Angle control SSR)
Input
4 to 20mA. Separate order for 0-10VDC
Input impedance <100E for Input 4-20 mA
Input impedance 560 Ω for Input 0-10VDC
Output
230VAC or 440VAC (47-63 Hz), 25 Amp
PIV
800Vpk, I²T : 340A²S for 9.6mS
Body insulation
4kV for 1min
I/P. to O/P. insulation
6kV for 1min
Inbuilt surge voltage protection of 2700Vrms

Load current by heat sink

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

V-8718 Amp
B-2420 Amp
Derating Table: Rated load current at 40 °C ambient
Heat Sink / MountingRated Load Current @ 40 °C
V-8718 Amp
B-2420 Amp