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ABB MS165-80 Manual Motor Starter 70-80 Amp 45KW

MPN: 1SAM451000R1019

Alt. SKU: MS165-80

Special Price £214.97 £179.14 Regular Price £330.72

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Why Choose the MS165-80 [1SAM451000R1019]

The MS165 series offers compact, robust motor protection for motors up to 45 kW (400 V) and 80 A within a 55 mm width. Designed to safeguard motors against overload and phase failure, these devices feature a trip class 10 rating for reliable response. A dedicated fault indication window provides clear status during short-circuit trips, enhancing diagnostic clarity. Key features include an integrated disconnect function, temperature compensation, a trip-free mechanism, and a rotary handle with clear switch position indication. Suitable for both three-phase and single-phase applications, the manual motor starter—also referred to as a motor protection circuit breaker—includes a lockable handle to prevent unauthorized operation. A comprehensive range of accessories is available, including auxiliary and signaling contacts, undervoltage releases, shunt trips, and power in-feed blocks, all compatible across the MS116, MS132, and MS165 series.

Technical Specification

  • Function: Motor protection circuit breaker with overload and phase failure protection, trip class 10, built-in disconnect function.
  • Rated Operational Voltage: Up to 690 V AC, 250 V DC.
  • Rated Operational Current: 80 A.
  • Rated Operational Power AC-3: 45 kW at 400 V three-phase.
  • Contact Configuration: 3 poles with rotary handle and clear ON/OFF/TRIP indication.
  • Insulation and Impulse Rating: Rated insulation voltage 1000 V, rated impulse withstand voltage 8 kV.
  • Degree of Protection: Housing IP20, main circuit terminals IP10.
  • Terminal Type and Size: Screw terminals; flexible with ferrule 1–35 mm², rigid and solid 1–4 mm², stranded up to 50 mm².
  • Mechanical Durability: 50,000 operations; Electrical Durability: 20,000 cycles.
  • Mounting: DIN rail TH35-15 or TH35-7.5 (IEC 60715).

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"Specified by UK panel builders for dependable control." Controls Engineer, UK

Frequently Asked Questions

What is the maximum motor power that the MS165 can protect?
The MS165 can protect motors up to 45 kW at 400 V in three-phase applications.
What is the rated operational current of the MS165?
The rated operational current of the MS165 is 80 A.
What type of mounting is required for the MS165?
The MS165 can be mounted on DIN rail TH35-15 or TH35-7.5 (IEC 60715).
What is the degree of protection for the MS165?
The housing has an IP20 rating, while the main circuit terminals have an IP10 rating.
What terminal types and sizes are compatible with the MS165?
The MS165 uses screw terminals compatible with flexible cables (1–35 mm² with ferrule), rigid and solid cables (1–4 mm²), and stranded cables (up to 50 mm²).
Does the MS165 have any built-in safety features?
Yes, it includes a built-in disconnect function, temperature compensation, and a trip-free mechanism.
What accessories are available for the MS165?
Accessories include auxiliary contacts, signalling contacts, undervoltage releases, shunt trips, and power in-feed blocks, compatible throughout the MS116/MS132/MS165 range.
More Information
Manufacturer Part Number 1SAM451000R1019
Packed Quantity 1
Barcode 4013614536632
Product Image For Illustration Purposes Only
Manufacturer ABB
Alternative Product SKU MS165-80
Product Lead Time Please contact us for a delivery time
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