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11                             Manual Number 9019509  

•  Revision A, November 4, 2022 

3.3.4  Wiring Examples 

The wiring diagram of Figure 3.2 provides general examples of typical installations. The 
configuration of individual aircraft installations may vary. 

TFC4000

9, D 9, D

CIRCUIT

BREAKERS

OFF

ON

CASE ATTACHED

TO AIRFRAME

CIRCUIT

BREAKERS

ENABLE

FAULT

9, E 9, E

9, B 9, B

9, A 9, A

5, E 5, E

9, C 9, C

9, F 9, F

9, G 9, G

5, C 5, C

5, D 5, D

NEUTRAL

5, B 5, B

5, A 5, A

9, H 9, H

9, I 9, I

12 - 28 VDC

PHASE C

PHASE B

PHASE A

POWER

115/200 VAC

AIRCRAFT

 

 

Figure 3.2 

Example Wiring Diagrams 

 

 

3.3.5  Harness Verification 

With the TFC4000 Series Frequency Converter disconnected, activate the aircraft power 
bus that supplies the unit and use a multi-meter to verify that aircraft power and ground with 
appropriate voltage is on the pins within the mating harness.  

 

 

Содержание TRUE BLUE POWER TFC4000

Страница 1: ...Revision A November 4 2022 ...

Страница 2: ... effort has been made to keep it free of errors some may occur When reporting a specific problem please describe it briefly and include the manual part number the paragraph figure table number and the page number Send your comments to True Blue Power c o Mid Continent Instrument Co Inc Attn Technical Publications 9400 E 34th St N Wichita KS 67226 USA Phone 316 630 0101 Fax 316 630 0723 All product...

Страница 3: ...OUTING OF CABLES 6 2 4 LIMITATIONS 6 2 5 MODIFICATION 7 SECTION 3 INSTALLATION 8 3 1 GENERAL INFORMATION 8 3 2 UNPACKING AND INSPECTING EQUIPMENT 8 3 3 CABLE HARNESS 8 3 4 MOUNTING 12 3 5 INSTALLATION CAUTIONS 12 3 6 INSTALLATION COMPLETION 12 SECTION 4 OPERATION 14 4 1 ELECTRICAL PERFORMANCE 14 4 2 PROTECTIVE FEATURES 14 SECTION 5 CONFORMANCE 16 5 1 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS 16 5 2...

Страница 4: ...3 Manual Number 9019509 Revision A November 4 2022 REVISION HISTORY Rev Date Detail Approved A 11 4 2022 Initial release CAS ...

Страница 5: ...nearly any common commercial or consumer load rated for a nominal input of 115 VAC The TFC4000 Series Frequency Converter is tested to rigorous environmental standards and levels of RTCA DO 160G The light weight and quiet converter in conjunction with its installation flexibility inside or outside the pressure vessel make it an ideal choice for aircraft power needs while reducing the challenges as...

Страница 6: ...8 to 0 8 Efficiency 93 nominal Total Harmonic Distortion THD 3 Fault Output Discrete GND open 100 mA maximum Table 1 2 Physical Attributes Weight 19 8 pounds not to exceed 5 Dimensions not including connector mate 15 7 inches long x 7 0 inches wide x 5 0 inches high Mating Connector and cable clamp MCI P N 9019110 4 and 9019507 2 Mounting Base mount orientation not critical Table 1 3 Qualification...

Страница 7: ... withstand high levels of condensing humidity Installation locations where the unit could be subject to standing or direct water exposure should be avoided The unit can be mounted in any orientation Clearance should be provided for the mating connector and may require as much as five inches past the unit connector to allow for back shell access to the connector 2 3 ROUTING OF CABLES The wires and ...

Страница 8: ...meplate by the lack of marking on the MOD numbers 1 through 9 i e 1 9 are visible All subsequent modifications are identified on the nameplate by the marking blacking out of that particular MOD number i e for MOD 1 the number 1 is not visible and 2 9 are visible see Figure 2 1 for examples MODs do not have to be sequentially inclusive and may be applied independent of each other For additional det...

Страница 9: ...ion Manual MCIA P N 9019509 Available Equipment A Mating Connectors cable clamps MCIA P N 9019110 4 and 9019507 2 Equipment not provided A Cable Harness Wire See Section 3 3 for specifications B Mounting Hardware eight 8 20 bolts or pan head screws lock washers optional 3 3 CABLE HARNESS Construct the cable harness with regards to the instructions below and using the Connector Pinout of Figure 3 1...

Страница 10: ... Pin Connector Pin E AC Return Used for powering devices where terrestrial utility power designations are used Pin E can be connected as Neutral 9 Pin Connector Pin F Chassis Ground Internally the chassis ground pin is connected to the converter enclosure Connect to aircraft structure close to the unit 3 3 2 3 Circuit Breakers on Input Power Circuit breakers should be rated at the maximum fault cu...

Страница 11: ...eturn are not associated with the converter case ground This is different from terrestrial AC systems where Neutral is connected to ground at an AC distribution transformer at the power mains Some consumer items contain internal power supplies that require an Earth Neutral connection for their noise filters to work properly Similarly some GFCI protection will not function properly if there is not ...

Страница 12: ...BREAKERS ENABLE FAULT 9 E 9 E 9 B 9 B 9 A 9 A 5 E 5 E 9 C 9 C 9 F 9 F 9 G 9 G 5 C 5 C 5 D 5 D NEUTRAL 5 B 5 B 5 A 5 A 9 H 9 H 9 I 9 I 12 28 VDC PHASE C PHASE B PHASE A POWER 115 200 VAC AIRCRAFT Figure 3 2 Example Wiring Diagrams 3 3 5 Harness Verification With the TFC4000 Series Frequency Converter disconnected activate the aircraft power bus that supplies the unit and use a multi meter to verify...

Страница 13: ...ource or damage to the TFC4000 will result As noted in Section 3 3 3 the TFC4000 has a balanced AC output that is not referenced to the chassis If a digital meter is used to measure the AC output relative to chassis the measurement may erroneously show up to half of the converter rated output voltage This voltage is not a problem and is the result of making a high impedance measurement of AC volta...

Страница 14: ... A November 4 2022 0 3 4 8 4 14 0 8X 1 4 20 UNC 0 3 MAX 5 0 7 0 Fan Air Intake at this end 15 0 0 7 Connector per MS3102A18 11P Connector per MS3102A24 11S Fan Air Exhaust at Connector End 6 0 Figure 3 3 TFC4000 Series Outline Drawing ...

Страница 15: ...nit can be similarly disabled by removing the ground signal open circuit to the same pin 4 2 2 Over Voltage When the input voltage exceeds the operating range of the unit See Table 1 1 absolute maximum input of 134 VAC the unit senses an over voltage condition and disables the output The unit will dynamically monitor the input voltage such that if the input returns to within the normal operating r...

Страница 16: ...e pin will need to be reset to TURN ON the unit At full short circuit the unit detects abnormal conditions and limits output Current to 54 A peak If the short circuit is removed within 2 seconds the converter will return to full power otherwise the output will shut off until the enable or the power input is cycled off and on again 4 2 6 Temperature Regulated Cooling The unit is equipped with three...

Страница 17: ...tion TS 710 Test Data Sheet TDS 710 STANDARD RTCA DO 160 Rev G dated 12 08 10 CONDITIONS SECTION DESCRIPTION OF TEST Temperature and Altitude 4 Category F3 Temperature Variation 5 Category S2 Humidity 6 Category B Operational Shock and Crash Safety 7 Category B 5R Vibration 8 Category R Curve C C1 Explosion 9 Category E Waterproofness 10 Category W Fluids 11 Category X Sand and Dust 12 Category X ...

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