PX-300K1 SERIES A.C. GENERATORS
For Generator Models:
PX-
308
K
1
, PX309K1, PX-
310
, PX-
312
316
,
320
1, PX-325K1, and PX-332K1
O
PERATOR’S
&
P
ARTS
M
ANUAL
Page 1: ...PX 300K1 SERIES A C GENERATORS For Generator Models PX 308K1 PX309K1 PX 310K1 PX 312K1 PX 316K1 PX 320K1 PX 325K1 and PX 332K1 OPERATOR S PARTS MANUAL OPERATOR S PARTS MANUAL...
Page 2: ...All rights reserved Northern Lights and the Northern Lights logo are trademarks of Northern Lights Inc Printed in U S A PART NO OPX300K1 09 09 Diesel engine exhaust and some of its constitu ents are k...
Page 3: ...Stability 6 Motor Starting 6 Short Circuit 6 Phase Rotation 6 STANDARD VOLTAGE SELECTION TABLE 6 OPERATION GENERATOR SET Starting 7 Voltage Adjustment 7 Running 7 Stopping 7 OPERATION VOLTAGE REGULATO...
Page 4: ...ide methane gas etc b Sandy Dust Do not use equipment in places with excessive sand and dust c Humidity Do not use in very humid environments for long periods of time d Salt Seawater Protect your gene...
Page 5: ...etween the engine generator end and generator set serial numbers The engine serial number is either on a metal tag or stamped directly into the engine block The generator END serial number is on a met...
Page 6: ...through suction ports and exhausted through outlet ports Every machine conforms to the cooling code ICO1 of BS Initial Inspection and Coupling INITIAL INSPECTION If the generator is stored for long p...
Page 7: ...nside the AVR Input power is obtained from the main stator Rectified output power to the exciter field is controlled by switching a transistor on and off This AVR will control terminal voltage even if...
Page 8: ...nds at power factor of 0 Winding Connection Frequency Voltages 3 Phase Series Star 60 Hz 480 277 460 266 440 254 416 240 High Wye 50 Hz 415 240 400 231 380 219 3 Phase Parallel Star 60 Hz 240 139 230...
Page 9: ...l not rise with CPR OFF 3 After running the generator without load switch the circuit breaker ON to start the load operation VOLTAGE ADJUSTMENT The generator has been adjusted to obtain optimum voltag...
Page 10: ...e sure of voltage stability by switching the load ON or OFF Use the Stability Adjust VR2 e If you find no problem with the AVR start the normal operation ADJUSTMENT Each component of the AVR is adjust...
Page 11: ...t out with dry compressed air Wipe off oil stains with a cloth If the generator is damp dry it and recheck ROTATING RECTIFIER ASSEMBLY The rotating rectifier assembly needs little attention Clean off...
Page 12: ...ftherotatingrectifierassembly and K type diode elements to the K side Figure 8 Testing Diode Elements d The Diode Torque Specifications for all 300 series modes is 5 mm 48 in lb e In order to test whe...
Page 13: ...Detailed Structure Figure 9 Rotating Rectifier Maintenance Automatic Voltage Regulator 1 Keep the AVR clean at all times Make sure no dust or moisture accumulates on the AVR 2 Inspect periodically ma...
Page 14: ...76 ohms 0 0780 ohms 0 124 ohms PX 325K1 0 0843 ohms 0 0981 ohms PX 332K1 0 055 ohms 0 055 ohms 0 0621 ohms Model Ohms 1 3 Phase Number MAIN PX 308K1 1 682 ohms ROTOR PX 309K1 1 528 ohms PX 310K1 2 082...
Page 15: ...s PX 320K1 0 532 ohms PX 325K1 0 573 ohms PX 332K1 0 311 ohms Model Number 4 Wire 1 Phase FULL LOAD PX 308K1 PX 309K1 29 0 volts EXCITATION PX 310K1 27 3 volts PX 312K1 27 9 volts PX 316K1 25 4 volts...
Page 16: ...with External Voltage Control Resistor Voltage Regulation 1 Root Mean Square Voltage from No Load to Full Load at P F 0 8 to 1 0 including 5 of Engine Speed Regulation Response Time Within one 1 cycl...
Page 17: ...VR Voltage DIPS Starting of big motor or spot welding machine About 15 voltage dip is no problem when on load Defective diode on rotating rectifier Change diode F F terminal voltage will show a very h...
Page 18: ...331 3T301 331 Ventilation Cover NL Type 3T301 330 3T301 332 3T301 332 3T301 332 3T301 332 9 Junction Box M Type 1 Phase 3T301 168 2 3T301 168 2 3T301 168 2 3T301 168 2 3T301 168 2 Junction Box M Type...
Page 19: ...T301 310 3T301 310 3T301 310 3T301 310 19 AC Terminal 22 42036 22 42036 22 42036 22 42036 22 42036 20 Relay 12VDC 22 42047 22 42047 22 42047 22 42047 22 42047 Relay 24VDC 22 40085 22 40085 22 40085 22...
Page 20: ...10 Terminal Box Top 4T301 108 11 Terminal Box Side 4T301 109 12 Rubber Damper 33 40007 13 Automatic Voltage Regulator 22 42037 14 Circuit Breaker Generator 22 42053 15 Circuit Breaker Engine 22 42043...
Page 21: ...OPX300K1 09 09 21 Notes...
Page 22: ...6306ZZ 8 Ventilation Cover 3T301 331 9 Terminal Box 3T301 168 2 10 Terminal Box Top 4T301 108 11 Terminal Box Side 4T301 109 12 Automatic Voltage Regulator 22 42037 13 Relay 22 42047 14 Circuit Breake...
Page 23: ...r 3T301 331 9 Terminal Box 3T302 637 10 Terminal Box Top 4T302 144 11 Terminal Box Side 4T302 145 12 Automatic Voltage Regulator 22 42037 13 Relay 22 42047 14 Circuit Breaker Engine 22 42043 15 Circui...
Page 24: ...se WKC 00061 ST 4 Rectifier Assembly 3T201 084 5 Bearing Shield 3T301 349 2 6 O Ring 1BG90 7 Ball Bearing 6308ZZ 8 Ventilation Cover 3T301 389 9 Terminal Box 3T301 222 2 10 Terminal Box Top 4T301 108...
Page 25: ...109 2 13 AVR 22 42037 1 14 Circuit Breaker for AVR 22 42053 1 15 Circuit Breaker for Engine 22 42043 1 16 Terminal for AVR TS 212 6P 1 17 Generator Mounting Brackets 23 65413 2 NL984K 23 68501 2 NL498...
Page 26: ...ST 4 Rectifier Assembly 3T201 084 5 Bearing Shield 3T301 349 2 6 O Ring 1BG90 7 Ball Bearing 6308ZZ 8 Ventilation Cover 3T301 389 Large Junction Box Includes keys 9 11 18 9 Junction Box 10 Junction B...
Page 27: ...ltage Reg 22 42037 1 14 Circuit Breaker for AVR 22 42053 1 15 Circuit Breaker for Engine 22 42043 1 16 Terminal for AVR TS 212 6P 1 17 Generator Mounting Brackets 23 65413 2 NL984K 23 68501 2 NL498K 1...
Page 28: ...AVR Automatic Voltage Reg 22 42037 1 14 Circuit Breaker for AVR 22 42053 1 15 Circuit Breaker for Engine 22 42043 1 16 Terminal for AVR TS 212P 6 1 18 J Box Mounting Bracket 3T302 782 L 1 J Box Mounti...
Page 29: ...E K60 4 1 13 AVR Automatic Voltage Reg 22 42037 1 14 Circuit Breaker for AVR 22 42053 1 15 Circuit Breaker for Engine 22 42043 1 16 Terminal for AVR TS 212P 6 1 18 J Box Mounting Bracket 3T302 782 L 1...
Page 30: ...OPX300K1 09 09 30 AC Wiring Schematic B 5748F DST 51 DFK All Voltages...
Page 31: ...ern lights com 4420 14th Ave NW Seattle WA 98107 Tel 206 789 3880 1 800 762 0165 Fax 206 782 5455 Northern Lights and Lugger are registered trademarks of Northern Lights Inc 2009 All rights reserved L...
