Technical illustration. Representative component image; exact configuration and appearance may vary. Images are for reference only. The supplied part’s appearance may differ.
1SAM201920R1011 — Handle for power circuit breaker
Electrical & controlsPart number: 1SAM201920R1011
ABB 1SAM201920R1011 (MSHD-LTB) is a black rotary handle for a manual motor starter door-coupling mechanism. It provides ON, OFF and TRIP indication, is rated IP64 and can be padlocked in the OFF position. Confirm the starter model, serial number and cabinet arrangement before ordering.
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Technical specifications
| Manufacturer | ABB |
|---|---|
| Part number | 1SAM201920R1011 |
| Category | Electrical & controls |
| Product Net Width | 65.6 mm |
| Product Net Height | 65.5 mm |
| Product Net Depth / Length | 57.9 mm |
| Product Net Weight | 0.065 kg |
| Degree of Protection | IP64 |
| Tightening Torque | 0.12 N·m |
| Tightening Torque UL/CSA | 1.06 in·lb |
| Published component type | Handle for power circuit breaker |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Extended product type | MSHD-LTB |
| Actuator Type | Rotary handle |
| Color | Black |
| Contact Position Indication | ON / OFF / TRIP |
| Padlock capacity | Up to 3 padlocks; shackle diameter 5–8 mm |
| Shaft size | 6 × 6 mm |
Catalogue information may contain errors or be out of date. Full specifications and verified details are available on request. Confirm the part number and equipment fitment with us before ordering.
Product questions
What is ABB 1SAM201920R1011 used for?
The MSHD-LTB is a rotary handle for a door-coupling mechanism that operates a manual motor starter from outside a switch cabinet. It is a handle accessory, not the motor starter itself.
Can the MSHD-LTB handle be padlocked?
Yes. The handle can be padlocked in the OFF position with up to three padlocks. The catalog specifies padlock shackle diameters of 5–8 mm and describes a defeatable door interlock in the ON position.
What position markings and protection rating does this handle have?
The black MSHD-LTB has ON, OFF and TRIP position indication and an IP64 protection rating.
What shaft is used with the MSHD-LTB door-coupling handle?
The catalog specifies 6 mm OXS6 shafts up to 180 mm or MSOX driver shafts. A complete door-coupling mechanism requires additional components. Confirm the starter model, serial number and cabinet arrangement before ordering.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.