Brief Product Description

3BHE043536R0001, also designated 6KV9 WITH LOCKING FEEDBACK, is an ABB earth isolator designed for PCS6000 medium‑voltage converter systems. Rated for 6 kV isolation, this mechanical‑electrical grounding disconnector features integrated locking feedback auxiliary contacts, delivering reliable galvanic isolation and safe earthing for power circuits during equipment shutdown and maintenance. It feeds real‑time position status back to the main control system to prevent dangerous mis‑operation, built for continuous heavy‑duty operation inside medium‑voltage converter cabinets.

Product ID: 3BHE043536R0001

ABB model name: 6KV9 WITH LOCKING FEEDBACK

Catalog description: 6KV9 WITH LOCKING FEEDBACK; EARTH ISOLATOR

Detailed description: 6KV9 WITH LOCKING FEEDBACK

Product ID to be replaced (OLD):

3BHE014051P0001

3BHB021516R0001

Technical Information:

Available spare parts for 3BHE043536R0001:

1SCA022381R2290 HANDLE FOR GROUND OHG 145J12

3BHB021516R1001 DIV AUX CONTACTS

Core Product Functions

• 6 kV rated galvanic isolation and reliable earthing for medium‑voltage power circuits
• Integrated locking feedback auxiliary contacts to transmit mechanical position signals to controller
• Mechanical interlock mechanism to avoid incorrect switching sequences and accidental energization
• Provides safety grounding to release residual voltage during equipment overhaul and servicing
• Real‑time position monitoring: open / closed / locked status for upper‑level control logic
• Supports safety interlock logic to block converter startup when earthing position is engaged
• Robust mechanical structure, shock‑resistant design for cabinet installation in vibration‑prone environments
• Compact form factor for direct integration within ABB PCS6000 medium‑voltage converter cubicles
• Local mechanical position indicator for on‑site visual status check by maintenance personnel

Application Scenarios

• ABB PCS6000 medium‑voltage frequency converter and high‑power drive system cabinets
• Onshore and offshore wind‑turbine medium‑voltage converter safety isolation assemblies
• Metallurgy, mining large‑size medium‑voltage motor drive protection cabinets
• Industrial plant high‑power variable‑speed drive safety earthing and interlock systems
• Power‑plant auxiliary medium‑voltage converter unit isolation and maintenance safety devices
• Spare replacement earth isolator for existing PCS6000 equipment repair and retrofitting projects

FAQ (Frequently Asked Questions)

• Q: Control system reports earth isolator position mismatch fault?
  A: Check mechanical locking position, loose auxiliary‑contact wiring, damaged feedback terminals or mechanical wear of moving components.
• Q: Converter cannot start and trips with earthing‑device interlock alarm?
  A: Confirm the earth isolator is fully disengaged and locked in working position; verify feedback signal is correctly received by control unit.
• Q: Can the 3BHE043536R0001 be operated while the converter is live?
  A: No. Switching operation must only be performed after complete power‑down and residual‑voltage discharge for personnel safety.
• Q: Can this isolator work with brands other than ABB PCS6000 converters?
  A: It is purpose‑built for PCS6000 series; third‑party system application requires full mechanical and interlock‑logic validation.

• Q: Is 3BHE043536R0001 available for new‑build converter projects?
  A: This legacy component is end‑of‑life. Only surplus and refurbished spare units are supplied for maintenance of existing installations.

3BHE043536R0001.pdf