This standard specifies the terms and definitions, classification, codes, model specifications, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of electronically controlled silicone oil fan clutches for internal combustion engines. This standard applies to electronically controlled silicone oil fan clutches (hereinafter referred to as fan clutches) for reciprocating internal combustion engines whose transmission torque is not greater than 200N·m.
JB/T 12657-2016 Referenced Document
GB/T 11021 Electrical insulation.Thermal evaluation and designation
GB/T 2828.1-2012 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
JB/T 12658-2016 Internal combustion engines.Electronically-controlled silicon oil fan clutches.Test methods
JB/T 12657-2016 history
2016JB/T 12657-2016 Internal combustion engines.Electronically-controlled silicon oil fan clutches.Specifications