Withdrawable Range of Medium Voltage (MV) Distribution Switchgear (Igranic)
Product description
The PowerVac VH1H range of KEMA-certified, medium voltage vacuum circuit breakers from Igranic Power Systems is ideal for a range of distribution, power generation and switchboard applications.
Featuring a compact, fully withdrawable design within a metal-clad construction, the VH1H ensures safety, reliability and efficiency.
Key features
Our PowerVac VH1H is designed and tested specifically to IEC 62271-200 standards for reliable performance, ease of handling and simplified maintenance, key features include:
- Arc fault rating AFLR up to 40kA for 1s
- Mechanically/electrically interlocked behind closed-door operation
- Independently padlockable busbar and circuit shutters
- Fault rated circuit earth switch mechanically interlocked with the circuit breaker
- Rear top and bottom cable entry
- Internal arc containment for operator safety
Talk to a specialist about this product
0114 286 6000 or email at enquiries@baldwinandfrancis.com
Technical Specifications
| Specifications | VH1H- | VH1H- | VH1H- | VH1H- | VH1H- | VH1H- | |
| 630 | 1250 | 2000 | 2500 | 3150 | 4000 | ||
| Rated voltage | kV | 12 | 12 | 12 | 12 | 12 | 12 |
| VCB rated current | A | 630 | 1250 | 2000 | 2500 | 3150 | 4000 |
| Max. busbar rated current | A | 2000 | 2000 | 2000 | 3150 | 3150 | 4000 |
| Rated frequency | Hz | 50 | 50 | 50 | 50 | 50 | 50 |
| Max. rated short time | |||||||
| withstand current for 3 sec | kA | 25 | 31.5 | 31.5 | 40 | 40 | 40 |
| Rated short time making current | kAp | 62.5 | 80 | 80 | 100 | 100 | 100 |
| Max. internal arc for 1 sec | kA | 25 | 31.5 | 31.5 | 40 | 40 | 40 |
| Max. earth switch short time | |||||||
| withstand current for 3 sec | kA | 25 | 31.5 | 31.5 | 40 | 40 | 40 |
| Impulse voltage | kVp | 75/95 | 75/95 | 75/95 | 75/95 | 75/95 | 75/95 |
| Power frequency voltage | kV | 28 | 28 | 28 | 28 | 28 | 28 |
| Ingress protection | IP | 4x | 4x | 4x | 4x | 4x | 4x |
| Width | mm | 700 | 800 | 800 | 1000 | 1000 | 1000 |
| Height (w/o arc fault barrier) | mm | 2350 | 2350 | 2350 | 2350 | 2350 | 2350 |
Customisable
Our versatile medium voltage vacuum circuit breakers highly customisable and can be tailored to suit your exact requirements.
- Fixed VTs with withdrawable primary fuses
- Fully withdrawable VTs
- Busbar-mounted VTs
- Busbar-mounted earth switches
- Arc fault containment ducting
- Live line indication
- Surge arrestors
Completed Projects
South Yorkshire Hospital gains greater resilience and availability of critical electrical infrastructure
The Rotherham NHS Foundation Trust is a combined acute and community Trust providing services at Rotherham Hospital and across the borough, to a population of more than 270,000 people.
Canvey Island LV Switchgear
Canvey Island is home to a bulk liquid storage terminal which is a strategic part of the United Kingdom’s infrastructure for fuel distribution. For many years the terminal has been undergoing major redevelopment. For many years the terminal has been undergoing major redevelopment.
Innovation in Indonesia
2014 saw 4 of B&F’s Univac installations being supplied to several shallow platform offshore wellheads in Indonesia. The Univac – FP installations, which provide the main power source for these offshore wellheads, were specifically demanded by our customers and sourced due to the suitability, as well as the many benefits these systems provide.
Queen’s Award-Winning Innovative Technology
With various factors affecting the production and extraction of oil, Baldwin & Francis identified that there was an opportunity to benefit from a major investment in offshore oil and Gas by the UAE government via its operating company, ADNOC.
Canvey Island LV Switchgear
Canvey Island is home to a bulk liquid storage terminal which is a strategic part of the United Kingdom’s infrastructure for fuel distribution.
Maintenance
All Baldwin and Francis equipment is designed with ease of maintenance in mind. We offer several maintenance solutions to suit your specific means.
Accreditations & memberships
