USING THIS MANUAL DC Schematic ATS Dimensions PSS20000 Layout Congratulations on your choice of a Winco generator set. UL ATS Wiring Diagram You have selected a high-quality, precision-engineered 12 MONTH WARRANTY generator set designed and tested to give you years of MAINTENANCE LOG satisfactory service.
SAFETY INFORMATION before refueling. Keep fuel containers out of reach of children. This engine generator set has been designed and Do not smoke or use open flame near the manufactured to allow safe, reliable performance. generator set or fuel tank. Poor maintenance, improper or careless use can Keep a fire extinguisher nearby and know its result in potential deadly hazards;...
Additional optional A.T.S. sizes are available to meet by the manufacturer of the applicable engines. specific needs. Contact your local WINCO Rep. or the INTRODUCTION AND DESCRIPTION WINCO Sales Department for a quote.
SPECIFICATIONS UNPACKING INSTRUCTIONS ** NOTICE ** GENERATOR When unpacking the generator set, be sure to inspect it MODEL WATTS* VOLTS AMPS* carefully for freight loss or damage. If loss or damage is PSS20000 20,000 120/240 83.0 3600 noted at the time of delivery, require that the person PSS20000-4 20,000 120/208...
INSTALLATION FUEL INSTALLATION NOTE: All PSS20000 units are tested on Natural Gas General Information and shippped configured for Natural Gas. See page 6 for conversion to LP ************* ***** WARNING **** The fuel supply should be as close as possible to the ************* engine.
voir. This is also true for the single dual stage regula- TWO (2) REGULATOR FUEL SYSTEM tors, they should also be minimum of 10 feet from the unit. If this is not done the demand regulator on the unit Supply Primary Secondary Generator...
LP LIQUID WITHDRAWAL FUEL TYPE CONVERSION If it should be necessary to change the type of fuel used The following is a block diagram of a typical L/P Liquid after a unit is received, the following procedures are Withdrawal fuel system for the PSS20000. provided.
CONNECTING THE BATTERY CHARGER & *****NOTE***** EQUIPMENT DAMAGE- The standard NON-UL Winco BLOCKHEATER ATS does not protect against undervoltage. If you are in The battery tender and frost plug heater require a an area that is suspectible to brown outs (low voltage)
************* ***** WARNING ***** ************* FIGURE 3 All wiring must be done by a licensed electrician, and Full System must conform to the national electrical code and comply Single Phase with all state and local codes and regulations. Check with your electrical inspectors before proceeding! The standard Non-UL Automatic Transfer Switch shipped with the PSS20000 system has a 230 Amp line...
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PSS20000 Three Phase (FIGURE 5) FIGURE 5 The three phase units are installed the same as the FULL SYSTEM single phase units above, except a third power lead is THREE PHASE added, (i.e. a G2 from the generator, L2 on the line side and a T2 on the load side).
Never run the AC and DC wiring in the same conduit. 1. Position the top right hand (RUN) slide switch to the right hand position. WINCO NON-UL ATS 2. Position the top left hand (AUTO) slide switch to the center position.
voltage should also be checked between the hot termi- The relay in the clock will not work unless the transfer nals (G1 and G3) and the G-N to be certain of a balanced switch is installed and powered up. The relay needs 120 voltage output and a solid neutral connection.
TROUBLESHOOTING TABLES ENGINE WILL NOT COME UP TO SPEED AFTER IT STARTS. UNIT WILL NOT CRANK WHEN THE Insufficient fuel volume getting to the unit. POWER FAILS. Fuel line too small. Fuel pressure to low. Alarm light on from previous run cycle. Fuel load block needs to be adjusted.
PREVENTIVE MAINTENANCE Reasonable care in preventive maintenance will insure high reliability and a long life for the engine generator set and the Automatic Transfer Switch. ************* ***** WARNING **** ************* When performing any type of maintenance on this equipment make sure the selector switch on the engine generator is in the off position.
110/60ATS-3/C 230/150ATS-3/C NON-UL ATS SCHEMATIC 230/150ATS-4/D 230/150ATS-17/D NON-UL ATS SCHEMATIC LEGEND Line Side Contactor GTS/AUX Generator Side Auxiliary Generator Side Contactor LTS/AUX Line Side Auxiliary Start/Stop Relay Under Voltage Relay Exerciser Clock Start/Stop Switch Indicates Wire Number PAGE 14...
WINCO UL ATS Complete installation instructions for WINCO UL Automatic Transfer Switches are contained in the operator manual with each switch. Read the complete instructions before installing. ULATS100-3 120/240 1 Phase ULATS100-17 120/240 3 Phase ULATS100-4 120/208 3 Phase ULATS200-3 120/240 1 Phase...
WINCO’s sole liability, and Purchaser’s sole remedy for a failure under this warranty, shall be limited to the repair of the product. At WINCO’s option, material found to be defective in material or workmanship under normal use and service will be repaired or replaced. For warranty service, return the product within 12 months from the date of purchase, transportation charges prepaid, to your nearest WINCO Authorized Service Center or to WINCO, Inc.
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