Alfo slipring columns

Slipring column Type SK190-98../.. 40A
46
Technical data
Current rating: mA - 40 A, 100% ED (parallel connection up to 80A)
Voltage: 415 V / 500 V ~
Revolutions per minute: 1-40 revs/min (varying according to number of poles
and installation position)
Number of poles 33 with connection box, 50 and > with direct connection
Pole pitch: 11,5/13,5 mm
Slipring: ø 190 mm as plane ring, material: MS with surface
finishing according to current rating, connection M4
Brush gear: Interchangeably mounted double support, with 3 contact
springs per ring, staggered sliding paths. Standard version
with bronze carbon brushes, alternatively with silver
carbon brushes.
Connection: flat connector 6,3 mmn. DIN 46428 for flat
mounting bush (M4 to be prepared)
Connection box: Standard max. 33 poles
Completely pre-wired with 2,5 mm2 /4 mm2 /6 mm2 according
to performance.
Connection to screw M5.
Insulation: Slipring column with glass filament fabric or tube.
Brush gear of high-quality plastic with glass-fiber reinforcement.
Insulation group: C
Current values: Standard: 50 mA - 40A at 24 V and >
(at max. +30°C)
Multi-layer coating (ML) and silver carbon brushes (Ag):
5 mA and > at mV and >
Multi-layer coating (ML) + gold plating (Au) and silver
carbon brushes (Ag): suitable for measuring current - signal
- video and data transmission.
Ambient temperature: max. +50°C / -35°C
At +50°C the max. permissible amp. load must be
consequently reduced.
For higher temperature values, please contact the manufacturer.
Corrosion protection: Hot-galvanised steel parts, or VA-material 1.4301
Installation positions: Vertical, hanging, horizontal, please contact the manufacturer
Special: e.g. higher current ratings, locks, divider or screen plates
between the rings, supports, etc.