1SAM550000R1010_ABB_PRODUCT_吉林易择科技技术发展有限公司

Technical Specifications Parameter Specification Part Number / Model 1SAM550000R1010 Product Name MS495‑100 Manual Motor Starter Product Type Manual Motor Starter / Motor Protection Circuit Breaker Series / Family MS495 Rated Operational Current (Ie) 100 A (adjustable 80–100 A) Number of Poles 3 Rated Operational Voltage 450 – 690 V AC Service Short‑Circuit Breaking Capacity (Ics) 25 kA @ 400 V AC Ultimate Breaking Capacity (Icu) 50 kA @ 400 V AC Trip Class Class 10 (thermal/magnetic) Short‑Circuit (Instantaneous) Setting ~1235 A Rated Operational Power (AC‑3) ~55 kW @ 400 V AC Control / Operation Rotary ON/OFF/Trip handle, lockable Mechanism Trip‑free with temperature compensation Protection Functions Overload, short circuit, phase failure Mounting Panel or control panel chassis Connection Type Screw terminals Degree of Protection IP20 Pollution Degree 3 Ambient Temperature (Operating) –20 °C to +70 °C Dimensions (W × H × D) 70 mm × 165 mm × 174 mm Weight ~2.28 kg Standards IEC low-voltage control and protection standards

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DESCRIBE

The ABB 1SAM550000R1010 (MS495‑100) is a three‑pole manual motor starter designed to provide manual ON/OFF control and motor protection in low‑voltage AC systems. It combines motor start/stop functionality with built-in thermo‑magnetic protection against overloads, short circuits, and phase failure. The starter features a rotary handle with clear position indication, a trip‑free mechanism, temperature compensation, and a lockable handle for safety. Optional accessories include auxiliary contacts, signalling contacts, undervoltage releases, and shunt trips.

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