Siemens Iec 3G-OTH-127521 — Technical Specifications

Name: Siemens Iec 3G-OTH-127521 SIEMENS IEC Supplementary Protector: 0.3 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, 5SY4, 400V AC (MPN 5SY42148). Key specifications — attr195785: Screw Clamp; attr195787: 400V AC; attr195786: D; attr195783: 72V DC; attr195784: 10kA at 400V AC; attr215906: 5SY4; attr211128: SIEMENS.
Brand: Siemens Iec

The SIEMENS IEC Supplementary Protector (MPN 5SY42148) is a D-curve, 2-pole UL1077 DIN rail-mount supplementary protector rated at 0.3 A amps. It features a screw clamp connection and is rated for 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC. This 5SY4 series device provides overcurrent protection for industrial control circuits.

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Technical Specifications

Parameter	Value
AC	400V
DC	72V
Type	10kA at 400V AC, Screw Clamp, 5SY4
Manufacturer Part Number	5SY42148