AC Switchgear (indoor)


Introducing CRYNO, a 12kV fixed pattern indoor metal enclosed vacuum switchgear that utilises air insulation and vacuum technology, for the next step in switchgear innovation.


Where performance meets progress. CRYNO is the latest addition to our AC switchgear range and the next step in the evolution of switchgear. Bringing together the functionality of our well-respected Eclipse and Quantum switchboards, CRYNO features advance operating technology to deliver on performance, reliability and safety – all within a compact footprint.

Within its space-saving design, CRYNO also boasts enhanced features allowing for improved operator safety and ease of maintenance.

Suitable for installation within a wide range of industries, CRYNO also benefits from our award-winning magnetic actuator technology.

What’s in the name?

Pronounced ‘Cruh-no’, it is Welsh for compact. The name reflects not only a key feature of this innovative solution, but also its proud Welsh heritage.


Technical Specifications

Rated Normal Current630A, 1250A, 2000A
Rated Voltage (ur)12kV
Rated Frequency (fr)50Hz
Rated BIL95kV pk
Rated Power Frequency Withstand38kV 1 min
Rated Short-Time Withstand Current25kA rms 3 secs
Rated peak making current (lk)62.5kA
Ratings for internal arc classification (IAC)
Type of accessibility
Rated three-phase arc fault values: current (IA) and duration (tA)
AF/AFL (optional) 25kA for 1 sec
Rated Short Circuit Breaking Current25kA
Degree of ProtectionIP4X
Single Capacitor Bank Breaking Current400A*
Circuit Breaker ClassificationE2**, S1, C2*
Auxiliary Operating Supply110V DC
Busbars Normal CurrentUp to 2000A
Typical Weight500-700kg
Ambient Air Temperature-5˚C to +40˚C
Relative Humidity<95%
Mechanical EnduranceM2, 10,000 operations
*2000A not yet available
** non auto-reclose for 2000A only

Key Benefits

Compact design
Ease of maintenance
Improved operator safety
Diversification of energy
Custom solutions
Award-winning technology

Switchgear Services

From initial system analysis, to design, engineering, supply, installation, commissioning and upgrades of equipment through to repurposing or decommissioning. We provide lifecycle management and support.

Man holding a ball of energy symbolising connections

Speak to our team

BRUSH has a global reputation for service excellence and dedicated customer support. With a wealth of experience spanning more than 145 years and significant in-house knowledge and expertise, our commitment to excellence is backed by experience and knowledge.

Whether it’s the provision of parts, the delivery of service support in the field, at the customer’s premises or at our network of service workshops, our team of highly experienced engineers are on hand to support.