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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: Engineering 9400 E. 34th St. N. Wichita, KS 67226 USA...
REVISION HISTORY Date Detail Approved 11/04/2022 Initial release. Added DC Offset protection and FAA-PMA certification. 07/06/2023 Updated weight from 19.8 to 18.9. Added info regarding TSO-C230. Clarified polarity of Fault 12/15/2023 Status in 3.3.2.5. Updated qualifications table in 5.2. 07/12/2024 Updated Environmental Qualification Statement.
SECTION 1 GENERAL DESCRIPTION INTRODUCTION The model TFC4000 Series Frequency Converters are high-reliability, lightweight frequency converters that provide 4000 volt-amps (4kVA) of power from a 115/200 VAC, 3 phase, 360-800 Hertz (Hz) input to either 115VAC or 230VAC single phase output per below: Configurations Model Part Number...
SECTION 2 PRE-INSTALLATION CONSIDERATIONS COOLING No external cooling is required. The unit is equipped with three internal DC fans. Restriction to airflow can cause overheating of the unit and limit performance or reduce the expected life of the product. Make sure to provide adequate clearance on both ends of the unit with the hexagonal openings to allow for proper circulation.
MODIFICATION This product has a nameplate that identifies the manufacturer, part number, description, certification(s) and technical specifications of the unit. It also includes the “MOD” or modification number representing notable changes in the hardware design of the unit. Modification (MOD) 0 is the initial release of the product and is identified on the nameplate by the lack of marking on the MOD numbers 1 through 9 (i.e.
SECTION 3 INSTALLATION GENERAL INFORMATION This section contains interconnect diagrams, mounting dimensions and other information pertaining to the installation of the TFC4000 Series Frequency Converter. After installation of cabling and before installation of the equipment, ensure that power is applied only to the pins specified in the interconnect diagram.
5-Pin Connector Pinout Pin # Input phase A Input phase B Input phase C Neutral Chassis GND 9-Pin Connector Pinout Pin # Remote, On/Off Remote Return Fault AC Output AC Return Chassis GND Fault Return Spare Spare Figure 3.1 Table 3.1 Pinout View of Unit Connectors Connector Pinout 5-Pin (MS3102A18-11P)
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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. CIRCUIT BREAKERS PHASE A 5, A 5, A PHASE B 5, B 5, B AIRCRAFT PHASE C POWER 5, C 5, C 115/200 VAC...
MOUNTING Refer to Section 2: Installation Considerations regarding equipment location. The TFC4000 Series Frequency Converter is designed for base mounting only (in any orientation). The unit includes eight (8) threaded mounting holes for securing it to the aircraft. Eight thru holes for ¼-20 bolts or screws should be provided in the aircraft in accordance with Figure 3.3.
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Fan Air Intake at this end 14.0 15.0 8.375±0.065 Connector per 3.437±0.065 MS3102A18-11P Connector per MS3102A24-11S 8X 1/4-20 UNC Fan Air Exhaust at 0.3 MAX Connector End Figure 3.3 TFC4000 Series Outline Drawing Manual Number 9019509 • Revision E, Sept 12, 2024...
SECTION 4 OPERATION ELECTRICAL PERFORMANCE The TFC4000 Series Frequency Converters converts three-phase 115 VAC at 360 to 800 Hz into single-phase 115 VAC, 60 Hz (TFC4000) or 230 VAC, 50Hz, (TFC4002). The units are capable of providing 4000 VA (4 kW at power factor = 1) to power outlets that can support a variety of aircraft and consumer electronics and appliances including laptops, computer systems, TVs, vacuums, and many others (See Table 1.2 for tolerance ranges).
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4.2.5 Short Circuit and Over-Current The TFC4000 Series is capable of surviving a short circuit or over-current event without permanent damage or effect to long-term reliability. The unit can provide over its rated power output up to 125% of rating or 5000 VA continuously if the ambient is low enough not to trip the thermal protection.
PART NUMBER: 6434000-( ) Series DESCRIPTION: Frequency Converter, 4 kVA CERTIFICATION: FAA TSO-C230, PMA MANUFACTURER: True Blue Power, a division of Mid-Continent Instrument Co., Inc. ADDRESS: 9400 E. 34 St. North, Wichita, KS 67226, USA. SPECIFICATION: Test Specification (TS) 796, Test Data Sheet (TDS) 796...
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