Specifications

J4
GE Limitamp
®
Medium Voltage Motor Control
Guideform Specifications
J
Brush-Type Synchronous-Motor Starters
Full-Voltage Non-Reversing (FVNR)
Same as for squirrel-cage FVNR with addition of following:
Low voltage compartment
1- Field application and discharge contactor
On door
1- GE-Multilin SPM solid-state synchronizing device for preci-
sion-angle field application, load-angle field removal and
squirrel-cage protection with built-in digital power factor and
line ammeter
1- Line amps display - digital readout (part of GE-Multilin SPM)
1- Field amps display - digital readout (part of GE-Multilin SPM)
On top
1- Field starting and discharge resistor
Reduced-Voltage Non-Reversing (RVNR)
Same as for full-voltage non-reversing with addition of preceding
reduced voltage sections contactor
Brushless, Synchronous-Motor Starters
Full-Voltage Non-Reversing (FVNR)
Same as for squirrel-cage FVNR with addition of following:
Low voltage
1- Brushless-exciter field supply (7 amps maximum)
Compartment
1- Variable autotransformer for exciter field supply
On door
1- GE Multilin SPM solid-state synchronizing device for precision
time-delay field application, load-angle field removal and
squirrel-cage protection with built-in digital power factor
and line ammeter
1- Line amps display - digital readout (part of GE Multilin SPM)
1- Field amps display - digital readout (part of GE Multilin SPM)
Reduced-Voltage Non-Reversing (RVNR)
Same as for full-voltage non-reversing with addition of preceding
reduced voltage sections
Note: Drawout contactor available only for FVNR applications.