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CONSUMER Division Insulated Consumer Unit Enclosures Technical Specification Proteus offer a wide selection of consumer unit enclosures, this data sheet applies to the Standard, In line and bankable range of units. Standards applicable: ELECTRICAL Maximum current rating: Terminal capacity: Rated frequency: Rated operational voltage: Rated insulated voltage: Short circuit withstand: Earthing system: EMC environment: PHYSICAL Ambient operating temperature: IP rating: Enclosure INSTALLATION Consumer unit: Service conditions: BS EN 60439-3 Dependent on rating of incoming device fitted. Range from 63A up to maximum of 100A a.c. Incoming Isolators and RCDs 50mm2 Earth & Neutral terminals 25mm2 &16mm2 50Hz 230/400V a.c 300/660V a.c 16kA rms (based on the use of BS1361 Type 2 fuse of rating not exceeding 100A). Suitable for use with TN-S, TN-C-S and TT systems. Environment type 1. -5°C to +40°C (Not exceeding an average of more than 25°C in any 24 hour period) IP30 Insulated base, main cover, and endplates are moulded from mechanically strong, thermally stable plastics in accordance with tests specified in BSEN60439-3. Units fitted with internal busbar shields. Front cover is fitted with self-retaining smoked/transparent door as standard. Wiring of this product must comply with current IEE regulations. Units are intended for indoor use and dry conditions and not where high levels of humidity and temperature are experienced. Note: IP rating of enclosure can be compromised if correct use of glands and knockouts is not followed when installing unit. (See attached sheet for dimensional specification of enclosure.)