Arc protection switchgear Quantum

medium-voltagecompactvacuum

Quantum expands the BRUSH Switchgear portfolio of medium- voltage indoor switchgear with its deserved reputation for great reliability and low maintenance and is the perfect solution where product diversity within electricity networks may be required. Maintaining all of the benefits of our award-winning magnetic actuator, Quantum delivers a technology refresh whilst retaining the simplicity of air insulation and vacuum technology in a fixed-pattern design and offers further space saving benefits with its integrated busbar CT design and top-mounted busbar earthing facility. Key Features •Compact design offering reduced footprint Reliable technology with minimal maintenance requirements •IAC - AFL internal arc protection* with rear venting •Superior operating safety with fully interlocked front-access cable-test facility •New design of integrated CT busbar bushing •New design of top-mounted busbar earthing switch facility** •Wide range of top and bottom entry cable connection options including separable ‘C’-type connectors •VPIS as standard on all circuits (mounted on fascia panel) •Expandable LV top box for more complex solutions •Resilient on-board electronics control module providing trip circuit supervision and self-diagnostics as standard Ratings Rated Normal Current Up to 2000A Rated Voltage 12 kV Rated Frequency 50 Hz Rated BIL 75/95 kV pk Rated Power Frequency Withstand 28/38 kV 1min Rated Short-Time Withstand Current 25kA RMS 3 secs Rated Peak Making Current 62.5 kA Internal Arc Compliance 25 kA 1sec Rated Short Circuit Breaking Current 25kA Degree of Protection IP4X Single Capacitor Bank Breaking Current 400A Circuit Breaker Classification E2