Siemens 3G-OTH-20321 — Technical Specifications

Name: Siemens 3G-OTH-20321 SIEMENS IEC Supplementary Protector: 50 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, C, 400V AC (MPN 5SY44507). Key specifications — Series: 5SY4; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 400V AC; Terminal Connection: Screw Clamp; Brand: SIEMENS.
Brand: Siemens

The SIEMENS IEC Supplementary Protector (SKU 30XW31, MPN 5SY44507) is a C-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector rated at 50 A Amps. It features a Max. AIR Rating of 10kA at 400V AC, a DC Voltage Rating of 72V DC, and a Screw Clamp terminal connection. This device is part of the 5SY4 series and operates at 400V AC.

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Technical Specifications

Parameter	Value
AC	400V
DC	72V
Type	10kA at 400V AC, Screw Clamp, C
Brand	SIEMENS
Series	5SY4
Max. AIR Rating	10kA at 400V AC
DC Voltage Rating	72V DC
Terminal Connection	Screw Clamp
Manufacturer Part Number	5SY44507