Northern Airborne Technology 247 - Manual (Page 15)

247-xxx Environmental Qualification Form
Rev: 1.00 Aug 4, 2009 Page 2 of 2
ENG-FORM: 521-0102.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
Conditions Section Description of Conducted Tests
Fungus resistance 13.0 Category X, no test performed
Salt spray 14.0 Category X, no test performed
Magnetic effect 15.0 Class Z
Power input 16.0 Categories B and Z
Equipment met requirements for Emergency
Electrical System Operation per DO-160C
subparagraph 16.5.2.1 b (3)
Voltage spike 17.0 Category A
Audio frequency conducted
susceptibility 18.0 Category A
Induced signal susceptibility 19.0 Category A
Radio frequency susceptibility 20.0
Change No. 3
Category T
Emission of radio frequency
energy 21.0 Category Z
Lightning induced transient
susceptibility 22.0
Change No. 2
Category XXC2
Lightning direct effect 23.0 Category X, no test performed
Icing 24.0 Category X, no test performed
REMARKS:
Model 247-xxx was qualified to the environmental test requirements of RTCA DO-160C by similarity to
Model 250-xxx
- Tests of DO-160C, Sections 4.0 (paragraphs 4.5.1, 4.5.2, and.4.5.3), 5.0, 16.0 and 18.0 were
conducted on the Model 250 at dB Systems, Inc. in Redmond, Washington.
- Tests of DO-160C, Sections 4.0 (paragraph 4.6.1), 6.0, 7.0, 8.0, 15.0, 17.0, 19.0, 20.4 (cond. susc.),
21.0, and 22.0 were conducted on the Model 250 at the Eldec Corporation in Lynnwood, Washington.
- Tests of DO-160C, Sections 4.0 (paragraphs 4.6.2, and 4.6.3) and 20.5 (radiated susc.) were
conducted on the Model 250 at Allied Signal in Redmond, Washington.
End of Environmental Qualification Form