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Unison Thyristor Controllers
UNI 901 MCPHT 48 200 420 CU2 + A-100 HEAT SINK + DIN RAIL with dimensions
Dimensions and terminals, from Unison's catalogue photograph of UNI 901 MCPHT 48 200 420 CU2 + A-100 HEAT SINK + DIN RAIL.

Thyristor Controllers · Thyristor Controller, SCR Power Controller, Phase Angle Controller Manufacturer

UNI 901 MCPHT 48 200 420 CU2 + A-100 HEAT SINK + DIN RAIL

200 A · Phase angle solid state relay.

Specifications

Microcontroller based SCR power controller
For 1% accuracy, sine wave area based calculation
Input
4 to 20mA/51E or 0-10VDC/1ME, Green LED
Input Fix Supply
24VDC/30mA
O/P. Auto Detection
90-480 VAC & 47-63Hz, 200 Amp
PIV
1600Vpk, I²T : 25000A²S for 9.6mS
Body & I/P. to O/P. insulation
6kV for 1min
Short Circuit Protection by “B” Curve DP MCB
Resistive load Max 115A SC protect by 125A DP MCB
Short Circuit Current Rating
10kA for <3mS

Load current by heat sink

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

A-10080 Amp
A-190 Heat Sink without Fan44 A x 3 = 132 Amp
(44 A / phase across 3 phases)
A-190 Heat Sink With Fan52 A x 3 = 156 Amp
(52 A / phase across 3 phases)
Derating Table: Rated load current at 40 °C ambient
Heat Sink / MountingRated Load Current @ 40 °C
A-10080 Amp
A-190 Heat Sink without Fan44 A x 3 = 132 Amp
A-190 Heat Sink With Fan52 A x 3 = 156 Amp