Alfo slipring columns

Slipring column Type SK14-.. 25/50/100A
62
Technical Data
Current ratings: mA - 100 A, 100% ED (Parallel connection max 250A)
Voltage: 660 V~, 800 V =
Revolutions per minute: 1-100 revs/min (varying according to no. of poles and installation position)
Type No. Slipring Brush gear Pole Voltage
of poles bronze coal brushes pitch
* Amp. Size Connect. Amp. Connection mm V ~
14.1 24 100A ø110x14 M8 150A M8 22 660V
14.2 24 100A ø110x14 M8 90A M6 22 660V
14.3 24 100A ø110x14 M8 50A M5 22 660V
14.4 24 60A ø110x12 M6 50A M5 20 660V
14.5 36 and> 25A ø110x6,5 M4 50A M5 13 660V
* for max. no. of poles allowed, see quotation.
Brush gear: Industrial double support with 2 moving carbon brushes, interchangeable.
Standard: bronze carbon brushes, special: silver carbon brushes (50A).
Current values: With multi-layer coating (ML) and silver carbon brushes (Ag)
(at max. +30°C)
5 mA and > at 6 V and>
Connection box: on request
Type 14.1: Max. 5 poles, compl. pre-wired with 16/25 mm 2 , connection M8
14.2: Max. 5 poles, compl. pre-wired with 16 mm 2 , connection M8
14.3: Max. 7 poles, compl. pre-wired with 10 mm 2 , connection M8
14.4: Max. 30 poles, compl. pre-wired with 6 mm 2, connection M5/M6
14.5: Max. 30 poles, compl. pre-wired with 2,5/4 mm 2 , shell terminals
Insulation: Glass filament fabric tube HGW 2375.4
Insulation group: C
Ambient temperature: max. +50°C / -35°C
At +50°C the max. permissible amp. load must be consequently reduced.
For higher temperatures, please contact the manufacturer.
Corrosion protection:Hot-galvanised steel parts, or VA-material 1.4301
Installation position: Vertical, hanging, horizontal, please specify
Special: See page 71 etc.