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OHB145J12E421 ABB Black Operating Handle 145 mm
ABB OHB145J12E421 is a black 145 mm pistol-type operating handle with 12 mm shaft compatibility, IP65 protection and padlocking in both positions for compatible ABB earthing switch and switchgear applications.
£84.18
Why Choose the ABB OHB145J12E421 Operating Handle?
The ABB OHB145J12E421 is a genuine ABB black pistol-type operating handle designed for compatible ABB low-voltage switching equipment and earthing switch applications. As part of the ABB 311031-OS/OESA Accessories product group, it provides a robust external operating interface for professional switchgear and electrical distribution installations.
The OHB145J12E421 features a 145 mm handle length and is designed for use with 12 mm operating shafts, including compatible OXP12X_ shaft types. Its black construction and OFF-PE / O-earthing indication make it particularly suited to earthing switch applications where the switch position needs to be clearly identified.
Designed for demanding industrial environments, the handle provides IP65 protection and is also associated with NEMA 1, 3R and 12 enclosure applications. It can be secured with up to three padlocks in both operating positions, while its door-interlocking arrangement operates in the O position. Rear-side screw fixing provides a clean front surface without exposed mounting screws.
Key Advantages
- Genuine ABB operating handle for professional switchgear applications.
- Robust black pistol-type handle construction.
- 145 mm handle length for positive manual operation.
- Designed for compatible 12 mm operating shafts.
- IP65 protection rating for demanding enclosure installations.
- Padlockable with up to three padlocks in both positions.
- Door interlocking in the O position.
- Rear-side screw fixing provides a clean installation without exposed front mounting screws.
Key Features
- ABB OHB145J12E421 operating handle.
- Part of the 311031-OS/OESA Accessories product group.
- Black pistol-type handle design.
- OFF-PE / O-earthing indication.
- 145 mm handle length.
- Suitable for 12 mm diameter operating shafts.
- Compatible with OXP12X_ shaft types.
- IP65 degree of protection.
- NEMA 1, 3R and 12 enclosure ratings.
- Padlockable with up to three padlocks in both positions.
- Door interlocking in the O position.
- Rear-side screw fixing for a clean front-facing installation.
Secure Manual Operation for ABB Earthing Switches
External operating handles provide a convenient means of controlling compatible switching equipment mounted inside an electrical enclosure. The ABB OHB145J12E421 is specifically configured for applications requiring earthing position indication, providing operators with a robust manual interface and clear visual identification of the selected switch position.
The handle's locking arrangement allows it to be secured with up to three padlocks in either operating position, supporting controlled operation in industrial electrical installations. Its IP65 construction, 145 mm pistol-style grip and compatibility with 12 mm operating shafts make it suitable for heavy-duty switchboards, distribution equipment and earthing switch assemblies.
Typical Applications
- ABB earthing switch installations.
- Compatible ABB OETL switching equipment.
- Industrial electrical switchboards.
- Low-voltage power distribution systems.
- Electrical control and distribution cabinets.
- Industrial isolation and earthing applications.
- OEM panel building and switchgear assemblies.
Technical Specifications
| Product group | 311031-OS/OESA Accessories |
|---|---|
| Model / type | OHB145J12E421 |
| Product type | Operating handle |
| Handle type | Pistol |
| Colour | Black |
| Indication | OFF-PE / O-earthing |
| Handle length | 145 mm |
| Shaft diameter | 12 mm |
| Compatible shaft family | OXP12X_ |
| Degree of protection | IP65 |
| NEMA ratings | NEMA 1, 3R, 12 |
| Padlocking | Up to 3 padlocks in both positions |
| Door interlock | O position |
| Fixing | Screw fixing from rear side |
| Compatible applications | ABB earthing switches and compatible switching equipment |
Frequently Asked Questions
What is the ABB OHB145J12E421 used for?
The ABB OHB145J12E421 is a black pistol-type operating handle designed for manual operation of compatible ABB switching equipment, particularly earthing switch applications requiring OFF-PE / O-earthing position indication.
What shaft size is required for the ABB OHB145J12E421?
The OHB145J12E421 is designed for compatible operating shafts with a diameter of 12 mm, including suitable ABB OXP12X_ shaft types.
What is the protection rating of the OHB145J12E421?
The ABB OHB145J12E421 has an IP65 protection rating and is also associated with NEMA 1, 3R and 12 enclosure applications.
Can the ABB OHB145J12E421 be padlocked?
Yes. The OHB145J12E421 can be secured with up to three padlocks in both operating positions, providing controlled operation of the associated switching equipment.
Does the OHB145J12E421 provide door interlocking?
Yes. The OHB145J12E421 provides door interlocking in the O position for compatible ABB switchgear installations.
Genuine ABB Switchgear Accessories
ABB operating handles provide purpose-designed manual control for compatible low-voltage switching equipment, with the OHB145J12E421 combining a robust 145 mm pistol handle, 12 mm shaft compatibility, IP65 protection and secure padlocking for earthing switch applications.
