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The ABB Series R Vertical Break is an 800
Amp disconnector designed for outdoor
distribution applications to comply with
AS1306-1985 and IEC 129.
The Series R disconnector can be fitted
with flicker type arcing contacts or
fitted/retrofitted with Ezibreak load break
interrupters to give it general purpose
switch performance.
The R Series is also available up to 2000
Amp on sub station mounting, with 200kV
B.I.L. extra creepage insulators, see
publication 425.0251.
Mounting Configurations
The R Series disconnectors are designed
to be mounted:
Pole top
Mid pole Vertical
With phase centres to meet system
requirements.
Pole brackets are available with fixing:
Front of pole.
Side of pole.
Suitable for timber, metal or concrete poles.
Delivery ConfigurationThe disconnector is delivered with the
phases completely assembled and adjusted
ready to be fitted to the crossarm, the
operating gear is then fitted in a simple
assembly operation.
Insulators
Insulators are Munsel Grey single piece
design, available in; 150kV BIL and
200kV BIL.
SERIES R
12kV, 24kV and 36kV Vertical Break
Disconnector
Current Carrying Assembly
Current carrying parts are manufactured from H.D.H.C.
copper with 800 Amp continuous rating.
Moving contacts have a Lead In feature which ensures
contact alignment with the fixed contact blade.
The hinge end is designed with separate contacts so
that the current path is not through the joint, and to
provide blade alignment during the closing operation.
Terminal Palms
Terminal palms are bright tin plated to AS2395-1980 and
are suitable for use with connectors, copper and
aluminium compression lugs.
Operating Equipment
The following operating equipment options are available;
operating handle with padlocking, down rod length
adjustment and earthing stud facility.
Electrical Performance
Rated current 800 Amps
Short time withstand 1 sec 25kA/62.5kAp
*Make capacity (11kV) 10kA/25kAp
B.I.L.
ABB Power Distribution
TERMINAL PALM
DRILLING DETAIL
Rated Voltage Insulator Across Gap
12kV 125kVp 145kVp Heavy Pollution
24/36kV 200kVp 170kVp Extra Bird Clearance
* Optional design.
