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Unison Thyristor Controllers
UNI 901 MCPHT 48 50 420 AL5 + G-68 HEAT SINK + DIN RAIL with dimensions
Dimensions and terminals, from Unison's catalogue photograph of UNI 901 MCPHT 48 50 420 AL5 + G-68 HEAT SINK + DIN RAIL.

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

UNI 901 MCPHT 48 50 420 AL5 + G-68 HEAT SINK + DIN RAIL

50 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, 50 Amp
PIV
1600Vpk, I²T : 3000A²S for 9.6mS
Body & I/P. to O/P. insulation
6kV for 1min
Short Circuit Protection by “B” Curve DP MCB
Resistive load Max 15 A SC protect by 16 A DP MCB
Short Circuit Current Rating
10kA for <3mS

Load current by heat sink

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

G-6826 Amp
B-4832 Amp
Derating Table: Rated load current at 40 °C ambient
Heat Sink / MountingRated Load Current @ 40 °C
G-6826 Amp
B-4832 Amp