PS Engineering
PAC45A Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-045-0100
Appendix G
Rev. 9, July 2019
Appendix G – RTCA
DO160G Environmental Qualification Form
11.1 Model Number PAC45D Audio Selector Panel/Intercom Remote Hub
Part Number: 050-045-( )
FAA TSO Number: C139a,
Manufacturer: PS Engineering Incorporated
9800 Martel Road
Lenoir City TN 37772
Conditions
Section
Conducted Tests
Temperature and Altitude
Low Temperature
High Temperature
In-flight Loss of Cooling
Altitude
Decompression
Overpressure
4.0
4.5.1
4.5.2
4.5.4
4.6.1
4.6.2
4.6.3
Equipment tested to CAT D1
-45°C Low Operating
-55° C Survival,
-45°C Low Short-Term Operating
+85°C Survival,
+55°C High Operating
+70°C High Short Time Operating
Not Applicable, no cooling required
50,000’ unpressurized (
D2)
Not Applicable
Not Applicable
Temperature variation
5.2
Equipment tested to Category B
Humidity
6.0
Equipment tested to Category A
Shock
7.0
Equipment tested to Category B Standard op-
erational shock and crash safety
Vibration
8.0
Equipment tested to Category SM, SB, U2FF1,
Helicopter Random
Explosion
9.0
Category X, not tested
Waterproofness
10.0
Category X, not tested
Fluids Susceptibility
11.0
Category X, not tested
Sand and Dust
12.0
Category X, not tested
Fungus
13.0
Category X, not tested
Salt Spray
14.0
Category X, not tested
Magnetic Effect
15.0
Equipment tested to Category Z
Power input
16.0
Equipment tested to Category Z (28V)
Voltage Spike
17.0
Equipment tested to Category A (600V)
Audio Frequency Susceptibil-
ity
18.0
Equipment tested to Category Z
Induced Frequency Suscepti-
bility
19.0
Equipment tested to Category ZC
Radio Frequency Susceptibility
20.0
Equipment tested to Category T
Radio Frequency Emission
21.0
Equipment tested to Category B
Lightning Induced Transient
Susceptibility
22.0
Equipment tested to Category A3J33
Lightning Direct Effects
23.0
Category X, not tested
Icing
24.0
Category X, not tested
ESD
25.0
Category A
PRELIMINARY