trig TT21 - Page 56

TT21/TT22 Transponder Installation Manual 22 August 2017
00560-00 AP
______________________
48 Trig Avionics Limited
Nomenclature:
TT22 Mode S Transponder
Part No: 00745-00-01
ETSO: 2C112b, C166a
Manufacturer:
Trig Avionics Limited
Address:
Heriot Watt Research Park, Riccarton, Currie, Scotland,
EH14 4AP
Conditions
DO-160F
Section
Description of Conducted Tests
Temperature and Altitude
4.0
Equipment tested to Categories A2, C1
Low temperature ground
survival
4.5.1
-55°C
Low temperature short-
time operating
4.5.1
-40°C
Low temperature
operating
4.5.2
-20°C
High temperature
operating
4.5.4
+70°C
High temperature short-
time operating
4.5.3
+70°C
High temperature ground
survival
4.5.3
+85°C
Loss of Cooling
4.5.5
Cooling air not required (+70°C operating
without cooling air)
Altitude
4.6.1
35,000 feet
Decompression
4.6.2
8,000 to 35,000 feet in 15 seconds
Overpressure
4.6.3
-15,000 feet
Temperature Variation
5.0
Equipment tested to Category C
Humidity
6.0
Equipment tested to Category A
Operational Shocks
7.2
Equipment tested to Category B
Crash Safety
7.3
Equipment tested to Category B type 5
Vibration
8.0
Aircraft zone 2; type 3, 4, 5 to category S
level M, type 1 (Helicopters) to category U
level G