Key Parameters
Parameter Value / Description
Product Type Rotary handle operating mechanism
Model / Code RHE A1‑A2 Standard Returned
ABB Catalog No. 1SDA066158R1
ABB Order Code KA2RHE
Intended For MCCB FORMULA Series
Frame Compatibility A1 and A2 frame sizes
Operating Style Rotary handle — standard returned
Mounting Feature Adjustable depth for various door thicknesses
Additional Features Padlock provision, door interlock
Standards / Approvals IEC compliant, UL recognized (region dependent)
Weight ~0.45 kg
Typical Use External operating handle for circuit breaker panel doors
Environmental / Compliance REACH / RoHS compliant
Function Standard returned — handle returns to neutral position after operation
A1‑A2 Compatible with A1 and A2 frame MCCBs
The ABB RHE A1‑A2 Standard Returned is a rotary handle operating mechanism designed for installation on the door or front panel of compartments housing low-voltage circuit breakers of the ABB FORMULA series. The handle returns to its original position after operation. It features adjustable mounting depth, a padlock provision, and a door interlock for safe and convenient operation.