Siemens 3G-OTH-21475 — Technical Specifications

Name: Siemens 3G-OTH-21475 SIEMENS IEC Supplementary Protector: 1.6 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, A (MPN 5SY41155). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: A.
Brand: Siemens

The Siemens 5SY4 series IEC supplementary protector is a 1-pole, A-curve, DIN rail-mount device rated at 1.6 A. It carries a maximum AIR rating of 10kA at 230/400V AC and a DC voltage rating of 72V DC, with screw clamp terminals. This UL1077-listed supplementary protector (MPN 5SY41155) is designed for branch circuit protection in industrial control panels.

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Technical Specifications

Parameter	Value
DC	72V
Type	10kA at 230/400V AC, Screw Clamp, 5SY4, A
Brand	SIEMENS
Series	5SY4
Curve Type	A
Max. AIR Rating	10kA at 230/400V AC
AC Voltage Rating	230/400V AC
DC Voltage Rating	72V DC
Terminal Connection	Screw Clamp
Manufacturer Part Number	5SY41155