Siemens Industry
4.16 kV, 13.8 kV and 34.5 kV Replacement Circuit Breakers (5–38 kV Classes)
New Siemens vacuum roll-in replacement circuit breakers for existing medium-voltage switchgear, with published designs for major legacy OEM frames from 5 to 38 kV.
Siemens vacuum roll-in replacement breakers for sale replace aging air-magnetic or oil circuit breakers while preserving the existing switchgear cubicle and feeder cables. The published pre-engineered cross-reference covers selected Westinghouse DH and DHP, GE Magne-Blast AM and AMH, Allis-Chalmers, ITE HV and HK, Federal Pacific DST2 and MOP, and older Siemens frames. Remote-racking and MOC-Saver options depend on the design. Original frame, cell condition, voltage, current, interrupting duty, controls, racking arrangement, and exact configuration confirmed at quote.
Specifications
| Asset type | Medium-voltage vacuum roll-in replacement circuit breaker |
|---|---|
| Published voltage envelope | 5–38 kV |
| Published current envelope | 1200–3000 A |
| Published interrupting classes | 250–1500 MVA headline; frame-specific ratings apply |
| Operator | Siemens 3AH |
| Selected original frames | Westinghouse DH/DHP · GE Magne-Blast AM/AMH · Allis-Chalmers AM/MB/MC/MCV/MA/FA/FB/FC/FCV · ITE HV/HK · Federal Pacific DST2/MOP · Siemens 3AF(H2)/GMI/GMSG |
| Optional upgrade | Closed-door remote racking |
| Condition | New |
Specifications shown are headline figures. Confirm full configuration details when you request a quote.
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