background image

OPX300K2  2/18

24

PX-332K2 

Junction Box, Single Phase, Marine

  Key  

Description   

Part Number 

 

  1   

Junction Box   

3T303-291-3*                *

replaces 3T303-291-1

 

  2   

Bracket, Junction Box Mounting 

3T302-782-1  (2 ea.) 

 

 

  3   

Top Panel 

 

4T302-144

  4   

Side Panel 

 

4T302-859 (2 ea.)

  5   

Grommet  

 

4M911-018

  6  

Plug 

 

3191-09P   

  7  

Grommet 

 

NG-79-R   

 

 

  9   

Terminal Strip   

22-45413

  11   

DC Circuit Breaker 15 Amp 

22-42043

  12   

AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 

22-42084**                    **

replaces 22-42077

  13   

Automatic Voltage Regulator 

22-42071

  14   

Rubber Mount   

33-40007 

3T102-348

revised 4-7-14

Circuit Breaker

Summary of Contents for OPX300K2

Page 1: ...OPERATOR S MANUAL OPERATOR S MANUAL OPX300K2 For PX K2 and C2 series A C generator ends www northern lights com...

Page 2: ...the outside Do not modify or tamper with the exhaust system Do not idle the engine except as necessary For more information go to www P65warnings ca gov diesel CALIFORNIA Proposition 65 Warning North...

Page 3: ...sponse 8 Voltage Stability 8 Motor Starting 8 Short Circuit 8 Phase Rotation 8 STANDARD VOLTAGE SELECTION TABLE 8 OPERATION GENERATOR SET Starting 9 Voltage Adjustment 9 Running 9 Stopping 9 OPERATION...

Page 4: ...meth ane 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 genera...

Page 5: ...W CW3 PX 332C2 M984W PX 332K2 M33CW PX 332C2 SERIAL NUMBERS When referencing Northern Lights equip ment by serial number it is important to differentiate between the engine generator end and generator...

Page 6: ...rotary rectifier and cooling fan are integral parts of the same shaft VENTILATION Cooling is provided by the cooling fan of the rotor through suction ports and exhausted through outlet ports Every mac...

Page 7: ...ide 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 t...

Page 8: ...quency 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 240 139 230 133 220 127 208 120 Low Wye 50 Hz 208 120 200 1...

Page 9: ...load operation VOLTAGE ADJUSTMENT The generator has been adjusted to obtain optimum voltage at the factory If the voltage is different adjust the voltage with the Voltage Adjust provided on the AVR C...

Page 10: ...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 adjusted at...

Page 11: ...w it out with dry compressed air Wipe off oil stains with a cloth If the generator is damp dry it and re check ROTATING RECTIFIER ASSEMBLY The rotating rectifier assembly needs little attention Clean...

Page 12: ...ide of the rotating rectifier assembly and K type diode elements to the K side Figure 8 Testing Diode Elements d The Diode Torque Specifications for all 300 series models is 5 mm 48 in lb e In order t...

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 mak...

Page 14: ...4 ohms 0 0817 ohms Model Number 1 Phase 3 Phase MAIN PX 308K2 1 84 ohms 1 84 ohms ROTOR PX 309K2 1 84 ohms 1 84 ohms PX 310K2 1 95 ohms 1 95 ohms PX 312K2 2 10 ohms 2 10 ohms PX 316K2 2 40 ohms 2 40 o...

Page 15: ...0 Hz 220 volts 45 5 volts 32 8 volts 60 Hz 240 volts 50 0 volts 36 1 volts PX 316K2 50 Hz 220 volts 54 5 volts 39 4 volts 60 Hz 240 volts 66 7 volts 48 1 volts PX 320K2 PX 320C2 50 Hz 220 volts 72 7 v...

Page 16: ...rent Maximum Forcing 9A forcing 1 to 5 seconds at 25 C Field Resistance Minimum 15 Ohms Voltage Adjust Range Minimum 5 of Normal Voltage Volt Hertz Characteristic 57 Hz in 60 Hz operation mode 47 Hz i...

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: ...T102 346 3T102 346 3T102 346 3T102 346 3T102 346 Junction Box NL Type 1 Phase 3T102 349 3T102 349 3T102 349 3T102 349 3T102 349 Junction Box M Type 3 Phase 3T102 350 3T102 350 3T102 350 3T102 350 3T10...

Page 19: ...2 347 3T102 348 Junction Box NL Type 1 Phase 3T102 349 3T102 348 Junction Box M Type 3 Phase 3T102 350 3T102 350 3T102 351 Junction Box NL Type 3 Phase 3T102 352 3T102 351 11 Rubber Mount 33 40007 33...

Page 20: ...33 40007 13 Automatic Voltage Regulator 22 42071 14 Circuit Breaker Voltage Regulator 22 42084 replaces 22 42077 15 Circuit Breaker Engine 22 42043 16 Spacer 4T301 181 4 ea 17 Generator Mounting Brac...

Page 21: ...02 796 1 10 Junction Box M Type 1 Phase 3T102 348 Junction Box M Type 3 Phase 3T102 351 11 Rubber Mount 33 40007 13 Automatic Voltage Regulator 22 42071 14 Circuit Breaker Voltage Regulator 22 42084 r...

Page 22: ...Plug 3191 09P 5 Automatic Voltage Regulator DST 100 2FAK 22 42071 7 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22 42084 replaces 22 42077 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Bracket Junction B...

Page 23: ...100 2FAK 22 42071 5 Plug 3191 09P 7 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22 42084 replaces 22 42077 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Bracket Junction Box Right 4T301 309 11 Spacer 4T3...

Page 24: ...ng 3T302 782 1 2 ea 3 Top Panel 4T302 144 4 Side Panel 4T302 859 2 ea 5 Grommet 4M911 018 6 Plug 3191 09P 7 Grommet NG 79 R 9 Terminal Strip 22 45413 11 DC Circuit Breaker 15 Amp 22 42043 12 AC Circui...

Page 25: ...tor DST 100 2FAK 22 42071 7 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22 42084 replaces 22 42077 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Bracket Junction Box 4T301 309 11 Plug 3191 09P 12 Spacer 4...

Page 26: ...Panel 4T302 859 2 ea 5 Grommet NG 79 R replaces 4M911 018 6 Plug 3191 09P 7 Grommet NG 79 R 8 Spacer 4T301 310 2 ea 9 Terminal for output 22 45413 10 Terminal for output UKT100 3J 11 DC Circuit Breake...

Page 27: ...036 4 Plug 3191 09P 5 Automatic Voltage Regulator DST 100 2FAK 22 42071 6 Adapter Plate 4T303 712 7 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22 42084 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Brack...

Page 28: ...ker 2 Amp x 3 Amp 2 Pole 22 42084 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Bracket Junction Box 4T301 309 11 Plug 3191 09P 12 Spacer 4T301 181 4 ea 13 Bracket Junction Box Mtg Left 4T301 310 Brac...

Page 29: ...T303 712 7 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22 42084 8 Rubber Tube 9 Rubber Mount 33 40007 4 ea 10 Bracket Junction Box Mtg Right 4T301 309 11 Spacer 4T301 181 2 ea 12 Bracket Junction Box Mtg...

Page 30: ...OPX300K2 2 18 30 AC Wiring Schematic B 8280E DST 100 2FAK All Voltages...

Page 31: ......

Page 32: ...4420 14th Ave NW Seattle WA 98107 Tel 206 789 3880 1 800 762 0165 www northern lights com Northern Lights and Lugger are registered trademarks of Northern Lights Inc 2018 All rights reserved Litho USA...

Reviews: