

Model 901 · Random DC to AC Solid State Relay · UL approved
UNI 901 RDA 60 150 01 CU2 + B-72 HEAT SINK + DIN RAIL
150 A · Random solid state relay.
Specifications
- Lowest thickness 19.5mm with 2mm Copper Plate
- Input
- 4-32VDC / 4-16mA, Green LED indication
- Output
- 24-600VAC (47-63 Hz), 150 Amp
- Instant Switching (Random SSR) design
- PIV
- 1600, I²T : 15000A²S for 9.6mS
- Body insulation
- 6kV 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 80 A SC protect by 80 A DP MCB
Load current by heat sink
Rated at 40 °C ambient, from Unison's derating tables.
A-10075 Amp
A-190 Heat Sink without Fan40 A x 3 = 120 Amp
(40 A / phase across 3 phases)
A-190 Heat Sink with Fan45 A x 3 = 135 Amp
(45 A / phase across 3 phases)
| Heat Sink / Mounting | Rated Load Current @ 40 °C |
|---|---|
| A-100 | 75 Amp |
| A-190 Heat Sink without Fan | 40 A x 3 = 120 Amp |
| A-190 Heat Sink with Fan | 45 A x 3 = 135 Amp |
Same series












