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Summary of Contents for Northern Lights 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 4420 14th Avenue NW Seattle, WA 98107 Tel: (206) 789-3880 Fax: (206) 782-5455 Copyright ©2018 Northern Lights, Inc. All rights reserved. Northern Lights™, and the Northern Lights logo are trademarks of Northern Lights, Inc. Printed in U.S.A. PART NO.: OPX300K2 07/18...
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Page 3: Table Of Contents
This publication is the property of Northern Lights, Inc. It may not be reproduced in whole or in part without the written permission of Northern Lights, Inc. © Northern Lights, Inc. 2014. All rights reserved. Litho U.S.A. Publication number OPX-300K2 04/14... -
Page 4: Introduction
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 generator from exposure to salt, water, and water vapor. OPX300K2 2/18... -
Page 5: Models And Serial Numbers
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 set serial numbers. • The engine serial number is either on a metal tag or stamped directly into the engine block. -
Page 6: Mechanical Construction
11) before operation. Be sure there are no abnor- mal sounds or any overheating during operation. It is recommended that standby generators utilize a space heater (op tional) in order to keep the coil insulation in optimum working condition. OPX300K2 2/18... -
Page 7: Performance And Function Excitation System
3-phase full wave rectifier for the output of the exciter armature and supplies this to the main field. To protect the diodes from large, instanta neous voltage surges, surge absorbers are provided as part of the rotating rectifier assembly. OPX300K2 2/18... -
Page 8: Characteristics Voltage Regulation
60 Hz 240/139 230/133 220/127 208/120 3 Phase Parallel Star (Low Wye) 50 Hz 208/120 200/115 190/110 60 Hz 120/240 1 Phase 60 Hz 50 Hz 100/200 110/220 115/230 120/240 1 Phase 50 Hz Figure 5: Standard Voltage Table OPX300K2 2/18... -
Page 9: Operation - Generator Set
Voltage Adjust provided on the AVR. CAUTION: Excessive non-linear loads can lead to regulator and/or generator end failures and should be no greater than 20% of overall load. Failures caused by excessive non-linear loads are not warrantable. OPX300K2 2/18... -
Page 10: Operation - Voltage Regulator
Stop the generator. b. Remove the AVR connectors. c. Connect the field terminal F(+) with the polarity (+) of battery and the terminal F (-) with the polarity (-) and excite AVR field for 2 or 3 seconds. OPX300K2 2/18... -
Page 11: Maintenance Bearing Inspection
Loosen and remove the four housing bolts. Remove the bearing holder gently since there is a risk that the rotor could fall and damage the exciter rotor or the exciter stator. Figure 6. Pilot Length OPX300K2 2/18... - Page 12 In order to test whether the rotating rectifier assembly surge absorber elements are good or not, first disconnect all lead wires as described , Point 2, PARTS REPLACEMENT METHOD (above) and measure the resistance across surge absorber elements with a tester. OPX300K2 2/18...
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Page 13: Automatic Voltage Regulator Maintenance
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 making sure that wiring connections are not loose. OPX300K2 2/18... -
Page 14: Generator Specifications
15.8 ohms 15.8 ohms STATOR: PX-310K2 15.8 ohms 15.8 ohms PX-312K2 15.8 ohms 15.8 ohms PX-316K2 17.0 ohms 17.0 ohms PX-320K2 & PX-320C2 17.0 ohms 17.0 ohms PX-325K2 17.0 ohms 17.0 ohms PX-332K2 & PX-332C2 19.2 ohms 19.2 ohms OPX300K2 2/18... - Page 15 5.87 ohms 2.89 ohms PX-310K2 6.31 ohms 2.45 ohms PX-312K2 5.31 ohms 2.37 ohms PX-316K2 4.41 ohms 1.58 ohms PX-320K2 & PX-320C2 3.49 ohms 1.57 ohms PX-325K2 3.29 ohms 1.67 ohms PX-332K2 & PX-332C2 3.09 ohms 1.49 ohms OPX300K2 2/18...
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Page 16: Voltage Regulator Specifications
Temperature Drift Within ±0.02%/ degree C Operating Temperature -4°F (-20°C) to 140°F (60°C) Storage Temperature -4°F (-20°C) to 158°F (70°C) Outside Dimension 5.6" x 4.0" x 1.57" (140mm x 100mm x 40 mm) Weight 1.4 lbs. (0.65 kgs) OPX300K2 2/18... -
Page 17: Troubleshooting
• Check the AVR. External noise • Check the filter. Abnormal SOUND Foundation uneven • Check ground level. or VIBRATION Poor mounting • Check the mounting section. Misaligned coupling • Check the coupling section. Defective bearing • Replace the bearing. OPX300K2 2/18... -
Page 18: Parts List
3T303-372 L 3T303-372 L 3T301-857-1 L Surge Suppressor for 3T201-084 ENC471D-2DA ENC471D-2DA ENC471D-2DA ENC471D-2DA ENC471D-2DA SKN26/12*** SKN26/12*** SKN26/12*** SKN26/12*** SKN26/12*** Diode Element SKR26/12**** SKR26/12**** SKR26/12**** SKR26/12**** SKR26/12**** Diode Element *replaces 3T201-084-2 **replaces 22-42077 ***replaces SIDO1-09 (74113) ****replaces ERD51-09 (74114) OPX300K2 2/18... - Page 19 3T302-857-1 L 23-65413 M984 & M33C Generator Mtg. Bracket (R&L) 23-61201 M944 & M30CW Surge Suppressor for 3T201-084 ENC471D-2DA ENC471D-2DA ENC471D-2DA SKN26/12*** SKN26/12*** SKN26/12*** Diode Element replaces SID01-09 (74113) SKR26/12**** SKR26/12**** SKR26/12**** **** Diode Element replaces ERD51-09 (74114) OPX300K2 2/18...
- Page 20 (3 ea.) replaces SID01-09 (74113) Diode Element SKR26/12**** **** (3 ea.) replaces ERD51-09 (74114) Rotor Fan & Coupling 3T301-255-4 Drip Proof Cover 4T302-897 Foot for Drip Proof Cover 4T302-898 (4 ea.) Terminal Strip TE-K22-4 (Auxiliary) Terminal Strip UK60-3J (Output) OPX300K2 2/18...
- Page 21 Generator Mounting Bracket (L) 23-65413 M33CW Generator Mtg. Bracket (R&L) 23-61201 M30CW Surge Suppressor for 3T201-084 ENC471D-2DA Diode Element SKN26/12*** replaces SID01-09 (74113) Diode Element SKR26/12**** **** replaces ERD51-09 (74114) Drip Proof Cover 4T302-797 Foot for Drip Proof Cover 4T302-798 OPX300K2 2/18...
- Page 22 Rubber Mount 33-40007 (4 ea.) Bracket, Junction Box Mtg. - Right 4T301-309 Spacer 4T301-181 (2 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Junction Box 3T303-289-2* (2 ea.) * replaces 3T303-289-1 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) OPX300K2 2/18...
- Page 23 Rubber Tube Rubber Mount 33-40007 (4 ea.) Bracket, Junction Box - Right 4T301-309 Spacer 4T301-181 (2 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Junction Box 3T303-292-2 ** **formerly #3T303-292-1 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) OPX300K2 2/18...
- Page 24 4T302-859 (2 ea.) Grommet 4M911-018 Plug 3191-09P Grommet NG-79-R Terminal Strip 22-45413 DC Circuit Breaker 15 Amp 22-42043 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22-42084** replaces 22-42077 Automatic Voltage Regulator 22-42071 Rubber Mount 33-40007 OPX300K2 2/18...
- Page 25 33-40007 (4 ea.) Bracket, Junction Box 4T301-309 Plug 3191-09P Spacer 4T301-181 (4 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Bracket, Junction Box Mtg. - Right 4T301-309 Junction Box 3T303-290-2** replaces 3T303-290-1 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) OPX300K2 2/18...
- Page 26 4T301-310 (2 ea.) Terminal (for output) 22-45413 Terminal (for output) UKT100-3J DC Circuit Breaker 15 Amp 22-42043 AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22-42084*** replaces 22-42077 Automatic Voltage Regulator (DST-100-2FAK) 22-42071 Rubber Mount 33-40007 (4 ea.) OPX300K2 2/18...
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Page 27: Wiring Diagram Avr Dst-100-2Fak
AC Circuit Breaker 2 Amp x 3 Amp 2 Pole 22-42084* Rubber Tube Rubber Mount 33-40007 (4 ea.) Bracket, Junction Box Mtg. - Right 4T301-309 Spacer 4T301-181 (2 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Junction Box 3T303-714 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) OPX300K2 2/18... - Page 28 33-40007 (4 ea.) Bracket, Junction Box 4T301-309 Plug 3191-09P Spacer 4T301-181 (4 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Bracket, Junction Box Mtg. - Right 4T301-309 Junction Box 3T303-716-1 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) OPX300K2 2/18...
- Page 29 33-40007 (4 ea.) Bracket, Junction Box Mtg. - Right 4T301-309 Spacer 4T301-181 (2 ea.) Bracket, Junction Box Mtg. - Left 4T301-310 Junction Box 3T303-714 * DC breaker Junction Box 3T304-014 Top Panel 4T301-108 Side Panel 4T301-109 (2 ea.) Lamp APW211DR OPX300K2 2/18...
- Page 30 OPX300K2 2/18...
- 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.
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