JB/T 7330-2008 (English Version) PDF

Scope: This standard specifies the basic parameters, technical requirements, test methods, inspection items, inspection rules, marking and packaging of ordinary, explosion-proof and anti-corrosion electric drums. This standard applies to electric drums in which the motor and reduction device are placed in the same cylindrical housing as the driving device.

JB/T 7330-2008 Referenced Document

GB 3836.1 Explosive atmospheres.Part 1:Equipment.General requirements*， 2010-08-09 Update
GB 3836.2 Explosive atmospheres.Part 2:Equipment protection by flameproof enclosures "d"*， 2010-08-09 Update
GB 755 Rotating electrical machines.Rating and performance*， 2008-06-19 Update
GB/T 1032 Three-phase asynchronous motor test methods*， 2023-09-07 Update
GB/T 10595-1989 General specification for belt conveyors
GB/T 11352 Carbon steel castings for general engineering purpose
GB/T 1348 Spheroidal graphite iron castings*， 2019-12-31 Update
GB/T 191 Packaging.Pictorial marking for handling of goods*， 2008-04-01 Update
GB/T 2423.4 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)*， 2009-01-01 Update
GB/T 3323 Radiographic examination of fusion welded joints in metallic materials
GB/T 3767 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane*， 2016-02-24 Update
GB/T 700 Carbon structural steels
GB/T 9439 Gray cast iron parts*， 2023-09-07 Update
JB/T 7565 Specification of YB2 series flameproof three phase asynchronous motor (frame size 63 to 355)