Installation manual
16 BRIGGSandSTRATTON.COM
Automatic Transfer Switch
Product Specfications
Model 071058
Rated Maximum Load Current Per Contactor
at 77°F (25°C)* .............................................................200 Amps
Rated AC Voltage. ..............................................................250 Volts
Poles Per Contactor ........................................................................ 2
Frequency ................................................................................60 Hz
Fault Current Rating .................25,000 RMS Symmetrical Amperes
Normal Operating Range ...............-20°F (-28.8°C) to 104°F (40°C)
Weight ......................................................................110 lbs (50 kg)
Dimensions (HxWxD) ....37in. x 24in. x 7in.(94cm x 61cm x 18cm)
This transfer switch is a UL Listed device.
Troubleshooting
Problem Cause Correction
Au tomatic transfer switch does not
transfer to generator
1. Generator breaker open.
2. Generator voltage not acceptable.
3. Generator disconnect circuit breaker open in
transfer switch.
1. Reset generator circuit breaker.
2. Refer to generator manual.
3. Reset generator disconnect circuit breaker
in transfer switch.
Au tomatic transfer switch does not
transfer to utility
1. Utility disconnect circuit breakers open in
transfer switch.
2. Utility voltage not acceptable.
1. Reset utility disconnect circuit breaker in
transfer switch.
2. Wait for utility voltage to return tonormal.
Ge nerator is still running after switch
transfers to utility power
Engine cool down period. Engine should stop after 1 minute.
Ge nerator or supervised loads (air
conditioner, etc.) are operating
improperly when generator is
supplyingpower
1. AA and/or BB are not operatingcorrectly.
2. Too much load on generator.
3. Current transformer not connected.
4. Broken current transformer.
1. Five minute delay timer has notexpired.
2. Decrease load to generator.
3. Contact local authorized servicecenter.
4. Contact local authorized servicecenter.
Ge nerator is still running after utility
power is restored
1. Minimum engine run time has notelapsed.
2. Fuse(s) in transfer switch isdefective.
1. Wait five minutes for transfer switch to
retransfer to utility power.
2. Contact local authorized servicecenter.
NOT
for
REPRODUCTION