Generac Power Systems 004877 Owner'S Manual Download Page 42

Drawings and Diagrams

38

Integrated Load Center Owner’s Manual

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Summary of Contents for 004877

Page 1: ...22 Para espa ol visita http www generac com service support product support lookup Pour le fran ais visiter http www generac com service support product support lookup SAVE THIS MANUAL FOR FUTURE REFE...

Page 2: ...lates and lead which are known to the State of California to cause cancer and birth defects or other reproductive harm To minimize exposure avoid breathing exhaust do not idle the engine except as nec...

Page 3: ...ts at Normal Utility 14 Main Contacts at Neutral 14 Main Contacts at Standby Emergency 14 Sequence of Operation 15 Sequence 1 Voltage Frequency Dropout 15 Sequence 2 Line Interrupt Delay 15 Sequence 3...

Page 4: ...Drawings and Diagrams Assembly Drawing 10000013521 1 of 3 29 Assembly Drawing 10000013521 2 of 3 30 Assembly Drawing 10000013521 3 of 3 31 Schematic Drawing 0L4633 C 1 of 2 32 Schematic Drawing 0L463...

Page 5: ...ke technical updates corrections and product revisions at any time without notice Safety Rules The manufacturer cannot anticipate every possible circumstance that might involve a hazard The warnings i...

Page 6: ...damage 000195 DANGER Electrocution equipment and property damage Handle transfer switches carefully when installing Never install a damaged transfer switch Doing so could result in death or serious i...

Page 7: ...rotection on all modes Single Phase 6 L L L N L N L G L G and N G Ratings Surge Capacity 100 kA per mode Suppression Level typical L N 330 V L G 400 V N G 400V L L 700 V Certification The TVSS is UL r...

Page 8: ...ge Rating 240 volt maximum when used with BL BLH and QJH2 branch circuit breakers Amperage Rating The panel interior has been tested to 250A however is limited to 200A in this application The limitati...

Page 9: ...acceptable level The transfer switch prevents electrical feedback between two different power sources such as the utility and generator sources and codes require it in all standby electric system ins...

Page 10: ...General Information 6 Integrated Load Center Owner s Manual This page intentionally left blank...

Page 11: ...ashers behind mounting holes to level the unit Connecting Power Source and Load Lines IMPORTANT NOTE All installations must comply with national state and local codes It is the responsibility of the i...

Page 12: ...ds Connect to individual branch circuit breaker terminals NORMAL UTILITY Source Leads Connect to service disconnect circuit breaker STANDBY EMERGENCY Source Leads Connect to service disconnect circuit...

Page 13: ...e transfer switch to operate customer accessories remote advisory lights or remote annunciator devices A suitable power source must be connected to the COMMON C terminal The contacts shown as FACTORY...

Page 14: ...Installation 10 Integrated Load Center Owner s Manual This page intentionally left blank...

Page 15: ...Turn OFF both utility service disconnect circuit breaker and standby generator main line circuit breaker power supplies to the transfer switch 3 Note position of transfer mechanism main contacts by o...

Page 16: ...nsert the manual operating handle Slowly push down and gently release Window A utility should now indicate ON 3 Return handle to enclosure storage location when completed Voltage Checks Utility Voltag...

Page 17: ...erviced and prepared for use Then start the generator engine manually Let the engine stabilize and warm up for a few minutes 9 Turn on the standby generator power supply to the transfer switch by what...

Page 18: ...y during electrical operation that both contacts are momentarily held open via the control s neutral time delay TDN feature Figure 4 3 Main Contacts at Neutral Main Contacts at Standby Emergency See F...

Page 19: ...actory setting is 5 seconds Sequence 4 Standby Voltage and Frequency Sensors If generator AC output voltage and frequency are above the voltage and frequency set points loads transfer to the generator...

Page 20: ...Modbus communications See Modbus Map for connec tion and map of addresses Home Screen The Home screen comes up first when the screensaver is cleared It also gives an overview of the connections and s...

Page 21: ...6 Configuration Menu Summary of Parameters Parameter Range Default Value Utility Fail High Voltage 105 125 of System Voltage 110 Utility Fail Low Voltage 75 95 of System Voltage 90 Utility Fail High...

Page 22: ...n on the screen Press ENTER to change setting Utility Fail Low Voltage Threshold Press the screen button that is displaying the current value to set this value Enter the voltage that will signal a uti...

Page 23: ...button To return to the system configuration menu screen press the return arrow Figure 4 10 Utility Fail Frequency Settings Hz High Frequency Threshold A utility frequency above this setting will caus...

Page 24: ...s This screen is used to access the test functions of the transfer switch controller Figure 4 14 To return to the system configuration menu screen press the return arrow Test Function To select the no...

Page 25: ...s For single phase systems C is the sum of A and B voltages Figure 4 16 Voltage Measurement Maintenance Voltage Measurement Maintenance This screen is used to calibrate the utility and generator volta...

Page 26: ...to adjust the HMI display screen contrast brightness and LED gamma Figure 4 20 Calibrate Press this button to adjust the HMI display screen contact position to ensure the accurate touch screen functio...

Page 27: ...uch as a utility main line circuit breaker The utility power source now powers the loads 11 The system is now set for fully automatic operation Checking Automatic Operation Proceed as follows to check...

Page 28: ...nute to cool down 4 Turn the generator OFF NOTE If turning the unit off longer than 24 hours see generator manual for procedures to disconnect the battery negative cable This will prevent long term di...

Page 29: ...will repair or replace major components that have been found defective Twelve Volt Batteries Two The batteries in this transfer switch are of the rechargeable lead acid type Replace with Generac part...

Page 30: ...Maintenance 26 Integrated Load Center Owner s Manual This page intentionally left blank...

Page 31: ...Bit 6 On generator Bit 7 Util recover delay Bit 8 Gen minimum run Bit 9 Gen cooldown Bit 10 Gen stop Bit 11 Exercising Bit 12 System fault Bit 13 Transfer to gen Bit 14 Transfer to util Bit 15 Warmup...

Page 32: ...Modbus Map 28 Integrated Load Center Owner s Manual This page intentionally left blank...

Page 33: ...Drawings and Diagrams Integrated Load Center Owner s Manual 29 Section 7 Drawings and Diagrams Assembly Drawing 10000013521 1 of 3...

Page 34: ...Drawings and Diagrams 30 Integrated Load Center Owner s Manual Assembly Drawing 10000013521 2 of 3...

Page 35: ...Drawings and Diagrams Integrated Load Center Owner s Manual 31 Assembly Drawing 10000013521 3 of 3...

Page 36: ...Drawings and Diagrams 32 Integrated Load Center Owner s Manual Schematic Drawing 0L4633 C 1 of 2...

Page 37: ...Drawings and Diagrams Integrated Load Center Owner s Manual 33 Schematic Drawing 0L4633 C 2 of 2...

Page 38: ...Drawings and Diagrams 34 Integrated Load Center Owner s Manual Wiring Diagram 0L4634 C 1 of 2...

Page 39: ...Drawings and Diagrams Integrated Load Center Owner s Manual 35 Wiring Diagram 0L4634 C 2 of 2...

Page 40: ...Drawings and Diagrams 36 Integrated Load Center Owner s Manual Installation Drawing 0L4635 A 1 of 2...

Page 41: ...Drawings and Diagrams Integrated Load Center Owner s Manual 37 Installation Drawing 0L4635 A 2 of 2...

Page 42: ...Drawings and Diagrams 38 Integrated Load Center Owner s Manual This page intentionally left blank...

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Page 44: ...hts reserved Specifications are subject to change without notice No reproduction allowed in any form without prior written consent from Generac Power Systems Inc Generac Power Systems Inc S45 W29290 H...

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