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OPERATION AND 

MAINTENANCE MANUAL 

PN 28.04.1014 

 

 

 

SUPERSOM IND. E COM. LTD. 

 

GROUND POWER UNIT - GPU 

 

OUTPUT OF 28 VDC AND 24 VDC 

 

SPECIAL EDITION FOR AIRCRAFT 

MANUFACTURER   

 

JET POWER FILTER II - PN 28.09.1013 

Summary of Contents for FILTER II

Page 1: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 SUPERSOM IND E COM LTD GROUND POWER UNIT GPU OUTPUT OF 28 VDC AND 24 VDC SPECIAL EDITION FOR AIRCRAFT MANUFACTURER JET POWER FILTER II PN 28 09 1013...

Page 2: ...RAL 13 2 1 1 SUPPLYING FOR AN AIRCRAFT IN ASSEMBLING 13 2 1 2 TESTING AND ADUJSTING THE SURGE PROTECTOR RELAY IN OUTPUT SOURCE SOCKET 14 2 1 3 OPERATION AND FUNCTIONING 15 3 THEORY OF OPERATION 16 3 1...

Page 3: ...PN 28 00 3717 31 11 4 POWER CIRCUIT PRIMARY 31 11 5 POWER CIRCUIT SECONDARY 33 11 6 DIFFERENTIATOR CIRCUIT PN 28 01 7000 36 12 SPECIAL TOOLS ADAPTERS AND EQUIPMENTS 36 12 1 SPECIAL KEY TO WITHDRAWAL D...

Page 4: ...diesel engine The JET POWER FILTER II provides pure output tension with ex tremely low ripple 0 035 at 100A even under normal load causing no interference with aircraft equipments Due to its transform...

Page 5: ...gray connectors placed at the front center to be used with one cable connected on the left to provide tension and current equal to the first output 28 V or connected on the right to provide 09 volts l...

Page 6: ...ed from installation can be much lower if not using maximum current EXAMPLE With load up to 1200A in the output the power necessary will be 37kVA maximum at peak The rated power of the network should...

Page 7: ...and PN 28 01 4710 with 10 meters This is a brand new model of cable all detachable equipped with anti friction It comes with 5 or 10 meters of length as ordered double gauge of 70 mm2 in one end it co...

Page 8: ...01 1122 Placed on the right side of the panel it must be used to set the maximum current allowed on the aircraft in which it is connected The accuracy of this setting is around 5 The current limit is...

Page 9: ...o restart Otherwise the equipment will not turn on 1 2 2 5 LED INDICATOR OF EQUIPAMENT ON PN 28 01 1124 It is placed between the knobs When the equipment is shut down by the protection circuit it will...

Page 10: ...itors These LEDs are monitored by the Protection Circuit III 1 2 2 9 VOLTIMETER PN 28 01 1127 Indicates the 28V outputs voltage where the output cables are con nected During start peak the voltage at...

Page 11: ...se or neutral failure If that occurs cut the cable close to the entrance and re connect 1 2 4 FRONT PANEL 1 2 4 1 VENTILATION GRID Provides the exit of heated air pulled out by internal fans NOTE The...

Page 12: ...unscrew the screws on the bottom side and lift the cover The cover is heavy and may be necessary more than one people to raise it It has a gutter under the spotlight to avoid rain water 1 2 7 LOWER P...

Page 13: ...of the three phase indicators Do not use if any is out When using the automatic protection it will not turn on With the automatic protection off it will accept to turn on but it is highly not recommen...

Page 14: ...c protection switch d Connect the output socket that comes out of the JET POWER central connector into the adapter that substitutes the battery Place the output cable connector at 24 VDC position righ...

Page 15: ...he previous section 2 1 1 When the equipment is all set simply use the knobs ON and OFF to operate the GPU The operation of JET POWER does not involve engines and genera tors being totally static and...

Page 16: ...g current low voltage to be rectified and filtered 3 2 OPERATION DESCRIPTION Its operation is completely static The transformer receives electricity from the local utility company transforms the three...

Page 17: ...uses or wired bridge Use FAST or ULTRA FAST fuses In 208 or 220V use 63A fuses Keep spare fuses at least 06 The JET POWER uses 06 six SKR240 04 rectifier brand Semikron for 28 VDC The JET POWER uses 4...

Page 18: ...et connected the voltmeter may be indicating the aircraft battery voltage or capacitors voltage if the resistor load is interrupted CHECK Unplug the aircraft The voltmeter should indicate zero if not...

Page 19: ...erence with aircraft navigation equipment However this may occur in case of failure in the capacitor filter o The component of alternating current with load up to 100A is only of 10mV 0 01V peak to pe...

Page 20: ...the differentiator circuit I Output differentiated with voltage different of 9 Volts in relation to the main output CAUSE Incorrect adjustment of the potentiometer at the upper part of the differenti...

Page 21: ...ONS VERIFICATIONS AND LUBRICATIONS Periodically verify the screws at the output socket to make sure they are not loosen once a month If necessary use a 5 32 ALLEN KEY to tighten the screws No inspecti...

Page 22: ...he equipment is compatible with the local voltage Open the in ternal cover to change the voltage if necessary The linking of the 208 or 220V cables is in the fuses Substitute one for the other same co...

Page 23: ...to compromise its functioning A great drop of tension in the exit below of the bearable limits during the peak of starting the turbine can cause serious consequences for the turbine maximum drop of 10...

Page 24: ...ADJUSTMENT OF THE TENSION LIMITING This adjustment allows setting the maximum tension that could be sup plied before occurs the automatic shut down by overvoltage Procedure of adjustment Turn on the...

Page 25: ...ement of the AC component at the 28 VDC output The measure must not be higher than 0 15 VAC The normal meas ure is 0 01 VAC 0 035 of ripple at 100A and 0 17 VAC at 300A 0 59 of ripple In case of super...

Page 26: ...tment of tension at position 7 First measure the 28V output it must be of 33V approximately Than place the voltmeter at the 24V output and set in this potentiometer a tension 9V less than the 28V outp...

Page 27: ...ral grids and or the front grids for ventilation To remove strange deposits from the equipment such as grease oil and water luster it with a fine wax for burnishing 8 2 PAINTING To draw out the useful...

Page 28: ...unit must be done according to the appearance of the defects symptoms described in session 04 of this man ual To prevent greater problems in the operation of the device it is necessary to correctly fo...

Page 29: ...28V Output Socket 9 28 01 3340 01 28 VDC Output Cable left side 10 28 01 4705 01 5m Output Cable with gray connector 11 28 01 4710 01 10m Output Cable with gray connector 12 28 01 4146 01 Quadrupole...

Page 30: ...e box and complement o 04 Technical publication o 09 Complete equipment o The next 04 four numbers indicates the part numeration o The last 02 two numbers indicates the AMOUNT PER SET APS o It is foll...

Page 31: ...sion It makes possible to be configured to function with 208 or 220 Volts in the entrance just by modifying the cables in the tripolar fuse holder It has a double ventilation system to guarantee temp...

Page 32: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 32 43 The diagram with the equipment...

Page 33: ...00W C1 28 01 1165 01 Epcos Capacitor 47000 F x 40V SH1 28 01 1129 01 Shunt Supersom 0 2000A 60 mV I1 28 01 1128 01 Ammeter 0 2000A brand Kron I2 28 01 1127 01 Voltmeter 0 40V brand Kron TM1 TM2 28 01...

Page 34: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 34 43 The diagram with the equipment...

Page 35: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 35 43 The diagram with the equipment...

Page 36: ...e s terminals PN 28 01 1116 12 2 SUPPORT TO HOIST THE EQUIPMENT PN 28 01 1192 It is a support that fixes in the chassis with an eyelet at the top part to allow the HOISTING the equipment by pulley It...

Page 37: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 37 43 The diagram with the equipment...

Page 38: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 38 43 13 GALLERY OF PHOTOS 13 1 DIFFERENTIATOR CIRCUIT...

Page 39: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 39 43 13 2 LINKING OF THE AJUSTMENT SWITCH OF 7 POSITIONS...

Page 40: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 40 43 13 3 KNOBS LINKING 13 4 SECONDARY CIRCUIT 13 5 LINKING OF THE INPUT CABLE...

Page 41: ...OPERATION AND MAINTENANCE MANUAL PN 28 04 1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 41 43 13 6 PANEL OF INSTRUMENTS 13 7 IDENTIFICATION PLATE...

Page 42: ...1014 GPU JET POWER FILTER II 2500 PN 28 09 1013 PAGE 42 43 13 8 BLOCK OF CONNECTORS OF THE DIFFERENTIATOR CIRCUIT Note To withdrawal the differentiator circuit loosen the screws of the career in dica...

Page 43: ...43 TECNHICAL DIRECTOR Wagner Agostinho de Lima Rodrigues MANUAL PREPARED BY Eng Patr cia Bragan a Rodrigues All rights reserved to SUPERSOM INDUSTRY AND COMERCE LTD The total or partial reproduction...

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