PS Engineering
PAC45 Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-045-0000 Appendix E Rev. 7, May 2019
Appendix G – RTCA DO160G Environmental Qualification Form
11.1 Model Number PAC45 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
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 D2
-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
Equipment tested to Category B
Equipment tested to Category A
Equipment tested to Category B Standard op-
erational shock and crash safety
Equipment tested to Category SM, SB, U2FF1,
Helicopter Random
Equipment tested to Category Z
Equipment tested to Category Z (28V)
Equipment tested to Category A (600V)
Audio Frequency Susceptibil-
ity
Equipment tested to Category Z
Induced Frequency Suscepti-
bility
Equipment tested to Category ZC
Radio Frequency Susceptibility
Equipment tested to Category T
Equipment tested to Category B
Lightning Induced Transient
Susceptibility
Equipment tested to Category A3J33