Midcontinent MD41-1817 Installation Manual And Operating Instructions Download Page 1

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INSTALLATION MANUAL AND

OPERATING INSTRUCTIONS

MD41-1817

Annunciation Control Unit

For Lithium Ion Battery Systems

MD41-1817

28vdc

Horizontal Mount

Mid-Continent Instruments and Avionics

Manual Number 9018252

9400 E. 34

Street N., Wichita, KS 67226 USA

Rev. D January 27, 2020

Phone 316-630-0101



Fax 316-630-0723

Summary of Contents for MD41-1817

Page 1: ...17 Annunciation Control Unit For Lithium Ion Battery Systems MD41 1817 28vdc Horizontal Mount Mid Continent Instruments and Avionics Manual Number 9018252 9400 E 34th Street N Wichita KS 67226 USA Rev...

Page 2: ...USA Phone 316 630 0101 Fax 316 630 0723 We welcome your comments concerning this manual Although every effort has been made to keep it free of errors some may occur When reporting a specific problem p...

Page 3: ...07 29 15 Added Environmental Qualification Form C 04 25 16 Revised graphics and text to change annunciation text from STANDBY to CHARGING and FAIL to TEMP Minor modifications to Sections 3 and 4 Adde...

Page 4: ...ING CONTROLS 11 3 3 2 POWER AND SIGNALS 12 3 3 3 HARNESS VERIFICATION 12 3 4 MOUNTING 13 SECTION 4 OPERATION 14 4 1 FRONT PANEL CONTROLS AND ANNUNCIATIONS 14 4 1 1 CONTROLS 14 4 1 2 ANNUNCIATIONS 14 S...

Page 5: ...switch dead front inactive annunciations and the installation option for manual or automatic dimming An external annunciation dimming adjustment is provided for balancing low level light conditions 1...

Page 6: ...ignal lines with any high energy sources Examples of these sources include 400 Hz AC Comm DME HF and transponder transmitter coaxial cables Always use shielded wire when shown on the installation prin...

Page 7: ...inspection for evidence of any damage that may have incurred during shipment 3 2 1 INCLUDED PARTS A Main Battery ACU MCIA P N MD41 1817 series B Installation Manual MCIA P N 9018252 3 2 2 AVAILABLE PA...

Page 8: ...C Battery 1 24 GROUND 12 28 VDC Battery 2 25 GROUND 13 28 VDC Aircraft Power TABLE 4 SCHEMATIC PINOUT CHARGING ANNUN BATT 1 USE 2A CIRCUIT BREAKER FROM LIGHTING BUS HEATING ANNUN BATT 2 OUTPUT TO RTD1...

Page 9: ...N1 BATT 1 OUTPUT TO RTD1 PIN1 BATT 1 CHARGING ANNUN BATT 1 FAIL FAULT ANNUN BATT 1 BATTERY 1 GROUND BATTERY 1 28 VDC 2A 28VDC BATTERY 1 RESERVED NOTES 1 ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOT...

Page 10: ...ING ANNUN BATT 1 RTD1 PIN1 BATT 1 OUTPUT TO RTD1 PIN1 BATT 1 CHARGING ANNUN BATT 1 FAIL FAULT ANNUN BATT 1 BATTERY 1 GROUND BATTERY 1 28 VDC 2A 28VDC BATTERY 1 RESERVED BATTERY 2 GROUND NOTES 1 ALL WI...

Page 11: ...WGUNLESSOTHERWISENOTED 5 18 21 16 15 19 6 4 12 25 14 22 23 G F A C D B RESERVED RESERVED RESERVED RESERVED RESERVED RTD1 PIN2 BATT1 INPUTFROMRTD2 PIN1 BATT1 RTD2 PIN1 BATT1 E FIGURE 5 WIRING DIAGRAM O...

Page 12: ...xists pins 22 and 23 will be tied together with a 100 series resistance This output signal can be utilized as a battery over temperature indicator to other systems in the aircraft The TEMP annunciatio...

Page 13: ...ming is configured for the annunciations Ideally this procedure is best performed in a dark cockpit to simulate low light night time conditions Connect the unit to the cable harness and turn on master...

Page 14: ...al and operating instructions of the TB17 for additional operational and functional interface details 4 1 2 ANNUNCIATIONS MAIN BATTERY WHITE Lit when any of the annunciations are ON TEMP RED Lit when...

Page 15: ...RTHINESS STATEMENT No periodic scheduled maintenance or calibration is necessary for continued airworthiness of the MD41 series ACU If the unit fails to perform to specifications the unit must be remo...

Page 16: ...p 55C Survival High Temp 85C Short and Normal Operating High Temp 70C Altitude 55 000 ft Temperature Variation 5 Category S2 Humidity 6 Category B Operational Shock and Crash Safety 7 Category B Vibra...