Related Manuals for Briggs & Stratton NEMA 3R
Summary of Contents for Briggs & Stratton NEMA 3R
- Page 1 Installation Manual 100 Amp NEMA 3R Automatic Transfer Switch ™ with AC Power Control Module...
- Page 2 Thank you for your purchase of this Briggs & Stratton® automatic transfer switch. This product is designed for use with specific standby generators and may not function with generators produced by other manufacturers. Seek a qualified electrical professional to determine applicability of this equipment to equipment manufactured by others.
-
Page 3: Table Of Contents
Table of Contents Important Safety Instructions ......4 Installation......... .5 Owner Responsibilities . -
Page 4: Important Safety Instructions
Save These Instructions Important Safety Instructions WARNING Shock Hazard. Installing low and high voltage wire in same conduit could result in death, serious injury SAVE THESE INSTRUCTIONS - This manual contains important and/or property damage. instructions that should be followed during installation of the equipment. -
Page 5: Installation
Installation Installing Dealer/Contractor Responsibilities • Read and observe the Important Safety Instructions. We sincerely appreciate your patronage and have made significant • Read and follow the instructions given in this manual. effort to provide for a safe, streamlined and cost-effective installation. -
Page 6: Delivery Inspection
Delivery Inspection NEMA 3R hardware for conduit connections. • To prevent switch contact distortion, level and plumb the enclosure. After opening the carton, carefully inspect the transfer switch components This can be done by placing washers between the enclosure and the for any damage that may have occurred during shipment. -
Page 7: Power Wiring Interconnections
Power Wiring Interconnections This conductor should pass through hole of current transformer before making the connection. NOTICE Improper installation could cause damage to the circuit 9. Connect other generator feeder conductor from the generator boards and shorten their life. Installing circuit boards in live circuit breaker terminal NG to transfer switch terminal marked circuits will damage the board and is not covered by warranty. -
Page 8: Low Voltage Wiring
Low Voltage Wiring Supervisory Control Wiring 1. Using 1.0mm² twisted pair conductors, no greater than 60 m An air conditioner can be used with the supervisory contacts in length, connect TxRx and TxRx Ground from the generator on either terminals A-A or B-B. Terminals A-A can only be control panel to the GND and T/R on the transfer switch used with supervisory control. - Page 9 Interconnection Diagram The illustration on the following pages shows a completed transfer switch installation. Each installation layout may vary. Illustration callouts are: A - From Utility Main Disconnect to First Service Panel B - Dipswitches C - T/R and GND to Generator D - CT Terminals E - Transfer Switch Contactors F - UTILITY 230VAC to Generator...
-
Page 10: Typical United Kingdom Connections
Typical United Kingdom Connections To be supplied by installer when required by local electric code FROM UTILITY (MAIN DISCONNECT) FROM GENERATOR... -
Page 11: Typical Australia Connections
Typical Australia Connections FROM UTILITY (MAIN DISCONNECT) INSTALLATION FROM GENERATOR EARTH ELECTRODE BRIGGSandSTRATTON.COM... -
Page 12: System Setup
System Setup NOTICE Use extreme caution when setting dipswitches or damage to control board will result. You must perform the following before operating the system: • Use a pencil or small piece of plastic to set the dipswitch. • If generator is installed in an area regularly subjected to •... -
Page 13: Testing The Automatic Transfer Switch
Testing the Automatic Transfer Switch The system will now be in automatic operation mode. Turn the service disconnect circuit breaker feeding the transfer When the generator is providing power to the transfer switch, the switch contactors to the OFF position. The system’s automatic transfer switch control board is constantly monitoring generator sequence described below will initiate. -
Page 14: Transfer Switch Wiring Diagram
Transfer Switch Wiring Diagram... -
Page 15: Transfer Switch Schematic Diagram
Transfer Switch Schematic Diagram BRIGGSandSTRATTON.COM... -
Page 16: Troubleshooting
Troubleshooting Problem Cause Correction 1. Generator breaker open. 1. Reset generator circuit breaker. Au tomatic transfer switch does not 2. Generator voltage not acceptable. 2. Refer to generator manual. transfer to generator 3. Generator disconnect circuit breaker open in 3. Reset generator disconnect circuit breaker transfer switch.