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Owner’s Manual

5

Wanco Two-Bearing Belt-Drive Generators

2

Safety

2.1

Operating safety

DANGER

Explosion hazard.

■

NEVER operate generator in an explosive
atmosphere or near combustible materials.

■

Keep generator, engine, fuel, and other
combustibles away from sparks, open flame,
and burning objects.

■

Before using an engine to power the generator,
read engine manufacturer’s instructions.

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Summary of Contents for AB Series

Page 1: ...Power Light Two BearingBelt Drive Generators AB AR and EC Series Owner s Manual March 2011 ...

Page 2: ......

Page 3: ...ty 5 2 1 Operating safety 5 2 2 Storage and maintenance safety 8 3 Operation 9 3 1 Before starting 9 3 1 1 Safety 9 3 1 2 Power requirements 9 3 1 3 Operating speed 10 3 1 4 EC Series reconfiguration 11 3 1 5 Installation options 14 3 1 6 Standby installations 18 3 1 7 Safety guards 21 3 1 8 Circuit breakers 21 3 2 Operating the generator 22 3 3 General maintenance 22 Appendix A Power requirements...

Page 4: ... distance from end of crankshaft 17 Figure 3 5 Slack run side tensioner and brake 17 Figure 3 6 Flexible coupling 18 Figure 3 7 Typical standby installation 21 Figure A 1 Formula for calculating wattage 23 List of Tables Table 3 1 Minimum horsepower requirements 10 Table A 1 Approximate current requirements for electric motors 24 Table A 2 Minimum extension cord gauge 25 Table A 3 Approximate equi...

Page 5: ...t Read this manual thoroughly Follow all instructions carefully Before using an engine to power the generator read the engine manufacturer s instructions By following these instructions you will enjoy safe and trouble free operation of your generator Installing and wiring a home standby generator is not a do it yourself project Consult a qualified licensed electrician or contractor WARNING Imprope...

Page 6: ...with the rotor field winding the current is rectified and the necessary excitation is obtained The voltage regulation at load is ensured by the field build up generated by the armature reactance and the rotating field windings 1 2 2 EC Series All EC Series generators are 12 wire brushless generators with an exciter generator that induces a voltage in the main generator An automatic voltage regulat...

Page 7: ...luded Pulley Double pulley Double pulley Single phase EC7 1 EC11 1 EC12 5 1 EC24 1 EC30 1 EC40 1 EC50 1 EC67 1 EC83 1 EC100 1 EC120 1 EC145 1 EC180 1 EC200 1 EC270 1 Shaft O D 35mm 42mm 55mm 65mm 85mm Keyway 10mm 12mm 16mm 18mm 22mm Key Included Included Included Included Included Three phase EC8 3 EC13 3 EC15 3 EC29 3 EC40 3 EC50 3 EC65 3 EC80 3 EC100 3 EC120 3 EC145 3 EC176 3 EC215 3 EC240 3 EC3...

Page 8: ...ase have the generator model and serial number ready This information is displayed on the serial number tag which is adhered to the generator Contact our service department using the following information Wanco Inc 5870 Tennyson Street Arvada Colorado 80003 800 730 3927 fax 303 427 5725 www wanco com info wanco com ...

Page 9: ...DANGER Explosion hazard NEVER operate generator in an explosive atmosphere or near combustible materials Keep generator engine fuel and other combustibles away from sparks open flame and burning objects Before using an engine to power the generator read engine manufacturer s instructions ...

Page 10: ...shirts or jackets or sleeves that may become caught in moving parts ALWAYS wear appropriate respiratory hearing and eye protection NEVER operate this equipment when not feeling well due to fatigue illness or medication WARNING Shock hazard Use extreme caution when working on or with electrical components Avoid contact with live terminals and receptacles The generator must be properly grounded acco...

Page 11: ...with only the rear door open All warranties are voided if the unit is operated in such an area Keep generator and surrounding areas clean Remove oily rags and other material that could create a fire hazard NEVER use generator with any safety guards removed Keep all safety guards and power shields in position and secured NEVER use the generator with a cover over the unit The generator must operate ...

Page 12: ...e reach of children ALWAYS keep the generator in proper running condition Before servicing ensure the power unit cannot be inadvertently started during service ALWAYS fix damage to the generator immediately Repair or replace broken or worn parts Only use parts from original manufacturer Replace operation and safety decals when they become difficult to read ...

Page 13: ...ngine at a speed that develops the required horsepower as listed in Table 3 1 If you do not have enough horsepower from the engine you will not obtain the full electrical output from the generator If you attempt to draw full power from the generator without enough horsepower the result will be low voltage and higher amperage which will damage the generator and the equipment you are powering with t...

Page 14: ...he generator and load 3 1 3 Operating speed Operate AB and AR Series generators at a constant speed of 3600 RPM for 60 Hz models or 3000 RPM for 50 Hz models All AB25 and AB30 generators are running at the correct speed when their voltmeters read 120V All other AB and AR Series generators are operating at the correct speed when their voltmeters read 240V Table 3 1 Minimum horsepower requirements G...

Page 15: ...reads 50 Hz 3 1 4 EC Series reconfiguration To change phase or voltages on 60 Hertz EC Series generators see Figure 3 1 For 50 Hertz generators consult the factory This is not a do it yourself project and should only be done by a certified electrician or electrical contractor The generator must be operating at the proper speed see Section 3 1 3 before and while adjusting the voltage regulator All ...

Page 16: ...lta 8 7 2 3 5 12 8 11 1 10 6 9 7 4 12 11 3 4 L1 N L2 L N 9 10 6 2 5 1 L Three phase 120 208 volts Parallel star 1 3 2 4 10 8 12 9 11 6 7 5 L L L N 2 4 10 12 6 8 5 7 1 3 9 11 L1 L2 L3 N Three phase 277 460 480 volts Series star 10 11 2 3 6 7 4 8 12 1 5 9 L1 L2 L3 N 8 6 7 5 12 10 11 9 L L L N 4 2 3 1 L1 Line L2 Line L3 Line N Neutral Connections for 60Hz generators only Consult factory for 50Hz conn...

Page 17: ...eutral CT center tap 10 11 2 3 6 7 1 12 5 4 9 8 L1 L2 L3 8 6 7 5 L L L CT CT CT 9 11 10 12 4 2 3 1 Voltage regulators S R 7 2 G U V R 6 1 F L1 Line L2 Line L3 Line CT Center tap Connections for 60Hz generators only Consult factory for 50Hz connections Do not use other connection terminals For neutral connection you must use the center tap adjacent to the line connection you choose Voltage adjustme...

Page 18: ... slowly wait a few seconds then monitor the voltage from one line hot wire to neutral or center tap on 240V delta connections The voltage will increase or decrease depending on the direction you turn the screw 5 When you have established the proper voltage stop the generator and reinstall the top cover of the control box 3 1 5 Installation options Belt and pulleys The most common installation conn...

Page 19: ...all engines For every 1000 feet above sea level engine horsepower is reduced by 3 5 consequently reducing the generator wattage by 3 5 If the exact pulley size is not available you must slightly adjust the engine speed to compensate for the pulley diameter It is important to note that slower engine speed will result in less horsepower The result may be a lack of power sufficient to carry the full ...

Page 20: ...iven pulley rotation while belt tension is released Avoid using an idler pulley whenever possible If an idler must be used install it on the slack side of the belt see Figure 3 5 The equation for determining pulley diameter is The equation can be solved for any variable using simple algebra EXAMPLE You want to operate an engine at 2400 RPM You have an AR Series generator which must always operate ...

Page 21: ...upled to an engine by means of a flexible coupling with a spider rubber insert available from industrial supply sources See Figure 3 6 CAUTION Improper installation can result in equipment damage and severe injury When connecting the engine and generator with a coupler always use a spider insert Align the engine and generator precisely Pulley Crankshaft 2 in 50mm Max Brake Drive pulley Slack run T...

Page 22: ...n excess of 100 amperes at 240 volts which far exceeds the output of the generator If a standby installation is desired only vital items can be powered up to the ampere rating of the generator during a power outage IMPORTANT Standby applications such as these require installation by a qualified electrician or electrical contractor DO NOT attempt to install the generator in a standby application yo...

Page 23: ...cuits and no means is provided to isolate the electric circuits from the commercial power source A power utility lineman working to return electric service to normal has every reason to believe that the line is dead If your electric circuits are not isolated the generator output will back feed to the power line and the lineman may be electrocuted when he attempts repairs Furthermore if the utility...

Page 24: ...he outdoor connection box and manual transfer switch must be performed by a licensed electrician or electrical contractor A typical installation with an outdoor connection box cord set and manual transfer switch is illustrated in Figure 3 7 2 To prevent possible overloading of the generator due to immediate demand for a large amount of power turn off all lights and appliances that were on before t...

Page 25: ...rs have thermal type circuit breakers EC Series generators do not have circuit breakers To protect equipment you MUST supply your own circuit breaker between the generator and load WARNING Exposure to moving parts can lead to severe injury and death A safety guard is required for safe operation The guard should cover the connection between the generator and engine Engine generator set on common ba...

Page 26: ...times rated amperage and wattage to start For reference see Appendix A page 1 3 3 General maintenance The generator should be run at least once a month for a few minutes to keep all components in proper operating condition All ball bearings are sealed and require no servicing There is no maintenance required on any other components of the generator Store the generator in a warm dry location CAUTIO...

Page 27: ...atts 10 100 1000 In order to operate an appliance that has an electric motor such as a compressor pump freezer saw or drill you must calculate the wattage required to start the appliance motor The rule of thumb is to multiply the wattage requirement by three For example to run a drill with a rated wattage requirement of 300 watts the wattage requirement to start the electric motor would be 900 wat...

Page 28: ...n motor Capacitor motor Split phase motor 1 6 275 400 600 850 1200 1 4 400 500 850 1050 1700 1 3 450 600 950 1350 1950 1 2 600 750 1300 1800 2600 3 4 850 1000 1900 2600 1 1000 1250 2300 3000 1 1 2 1600 1750 3200 4200 2 2000 2350 3900 5100 3 3000 5200 6800 5 4800 7500 9800 Small appliance NOTE For pumps air compressors air conditioners and inverters add at least 25 to starting wattage ...

Page 29: ...50foot length 2 240 480 22 20 18 3 360 720 22 18 16 4 480 960 20 16 16 5 600 1200 18 16 14 6 720 1440 18 16 14 8 960 1920 16 14 12 10 1200 2400 16 12 12 12 1440 2880 16 12 10 14 1680 3360 14 12 10 16 1920 3840 14 10 10 18 2160 4320 14 10 8 20 2400 4800 12 10 8 22 2640 5280 12 10 8 25 3000 6000 12 10 6 30 3600 7200 10 8 6 35 4200 8400 10 8 4 40 4800 9600 8 6 2 50 6000 12 000 6 4 2 60 7200 14 400 4 ...

Page 30: ...dry 700 1400 Dishwasher hot dry 1450 1400 Frying pan electric 1300 Furnace fan gas or oil 1 8 HP 300 500 1 6 HP 500 750 1 4 HP 600 1000 1 3 HP 700 1400 1 2 HP 875 2350 Hair dryer 300 1200 Iron 1200 Lights bulb wattage bulb wattage Microwave oven 650 watts 1000 1000 1000 watts 1500 1500 Radio 50 200 Refrigerator or freezer 700 2200 RV air conditioner 7 000 BTU 600 1700 10 000 BTU 700 2000 13 500 BT...

Page 31: ...ch 750 900 1 inch 1200 1400 Jig saw 300 400 Miter saw 10 amp 1100 2000 15 amp 1650 3000 Mixer 3 1 2 cubic ft 1000 2300 Pressure washer 5 8 HP 900 2700 1 HP 1200 3600 Reciprocating saw heavy duty 750 1400 Sander belt disc or orbital 1200 2600 Table saw 10 inch 1800 4500 Water pump non submersible 3000 gph 600 2250 5000 gph 750 2850 10 000 gph 1100 4100 15 000 gph 1600 5250 Water pump submersible 30...

Page 32: ...n conveyor portable 1 2 HP 1000 2400 Heater portable liquid fuel type 50 000 BTU 400 675 100 000 BTU 500 1260 150 000 BTU 625 1875 Heater portable radiant type 1300 Milk cooler 1100 1800 Milker vacuum pump 2 HP 1000 2300 Stock tank de icer 1000 The power requirements listed here are estimates To determine actual wattage for the items you wish to power refer to owner s manuals or the data plate on ...

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Page 36: ...03 800 972 0755 303 427 5700 303 427 5725 fax www wanco com 2011 Wanco Inc All rights reserved Printed in the USA 204230 Rev A Wanco and the Wanco logo are registered trademarks of Wanco Inc All other trademarks are property of their respective owners ...

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