HB Type Transformer Breathers
The HB desiccant breather is ideal for a large range of transformer sizes. The charge is constructed from high strength polycarbonate with the additional protection of a polythene coated metal screen, it's identical die cast end plates are sealed in position to form a very strong unit.
Sizes 1, 2, 3 and 4 tapped to accept ¾ B.S.P.P.
Sizes 5 and above supplied with standard hole positions to accept a flanged fixing to BS10 table D (1" pipe).
|HB Transformer Breathers|
|Ref No.||Transformer Total Oil Content Litres||Minimum Weight of Desiccant Kg||Length of Assembly Dimension ‘A’||Diameter of Charge Container||Length of Charge Container|
|HB1||up to 1115||0.70kg||230||105||170|
|HB2||1115 to 2230||1.20kg||330||105||300|
|HB3||2230 to 4455||2.40kg||530||105||470|
|HB4||4455 to 11150||5.00kg||350||215||280|
|HB5||11150 to 22230||8.50kg||500||215||430|
|HB6||22230 to 33420||12.00kg||650||215||600|
|HB7||33420 to 44550||15.00kg||800||215||730|
|HB55||33420 to 44550||17.00kg||850||215||430|
|HB66||44550 to 66840||24.00kg||1000||215||600|
|HB77||66840 to 89120||30.00kg||1150||215||730|
|HB777||89120 to 133680||45.00kg||1150||215||730|
|All dimensions are in mm (approximate).
Full installation and maintenance instructions are supplied with each Hawke desiccant breather.