This standard specifies the model and classification, marking, normal working and installation conditions, technical requirements, test methods, inspection rules and packaging, transportation and storage and warranty period of the HZ910 series marine combination switch. This standard is applicable to HZ910 used in electrical circuits with rated voltage AC 380 V (or 440 V), 50 Hz (or 60 Hz) and below or DC 220 V and below, for infrequently connecting or breaking circuits and switching circuits with manual actions. Series marine combination switches (hereinafter referred to as switches), switches of 25 A and below can control small-capacity motors.
JB/T 5791-2014 Referenced Document
GB 14048.1-2012 Low-voltage switchgear and controlgear.Part 1:General rules
GB 14048.3-2008 Low-voltage switchgear and controlgear.Part 3:Switches,disconnectors,switch-disconnectors and fuse-combination units
GB 4208-2008 Degrees of protection provided by enclosure(IP code)
GB/T 2423.1-2008 Environmental testing for electric and electronic products.Part 2:Test methods.Tests A:Cold
GB/T 2423.16-2008 Environmental testing for electric and electronic products.Part 2:Test methods.Test J and guidance:Mould growth
GB/T 2423.17-2008 Environmental testing for electric and electronic products.Part 2:Test method.Test Ka:Salt mist
GB/T 2423.4-2008 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)
GB/T 2828.1-2012 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 2900.18 Electrotechnical terminology.Low voltage apparatus
GB/T 3783-2008 General specification for low-voltage apparatus in ships
GB/T 4207-2012 Method for the determination of the proof and the comparative tracking indices of solid insulating materials
GB/T 5169.10-2006 Fire hazard testing for electric and electronic products Part 10: Glow/hot-wire based test methods Glow-wire apparatus and common test procedure
GB/T 7094-2002 Vibration (sinusoidal) test method for electrical installations in ships