SDU-5045 Compact Satellite Data Unit
A-2 Appendix A: Equipment specifications 98-145168-A
A.2 SDU-5045 Compact Satellite Data Unit
Characteristics Specification
Dimensions
(L x W x H)
2 MCU ARINC 600 enclosure
319.50 mm x 61.00 mm x 199.70 mm (12.58" x 2.40"
x 7.86")
Weight 4.2 kg (9.26 lbs)
Guaranteed weight max 4.4 kg (9.7 lbs)
Mounting Mount in an ARINC 600 2 MCU tray.
• Controlled-temperature locations and convection
airflow cooling
• Non-controlled-temperature locations and forced
airflow cooling (Tray with fan/plenum)
• Non-controlled-temperature location and supplied
airflow cooling (tray integrated onto a shelf racking
system)
•Non-pressurized locations.
• Pressurized locations.
Supply voltage Nominal AC supply: 115 VAC (360 - 800Hz)
Continuous operation: +90 V to 134 V
Short time operation: +70.0 V - 170 V (30ms)
Transparency time 200 ms
Typical Power Consumption:
CSDU alone in a Class 4 system
(AVIATOR 200S)
AC: 44 W
Power provided for HELGA: 51 W
Power provided for SCM: 4.5 W
Power consumption as Class 4
system AVIATOR 200S including
SCM and HELGA
AC: <100 W
Maximum heat dissipation <50 W
Connectors Rear: ARINC 600 Attachment 11
Front: micro USB (for maintenance).
Operating temperature
Convection airflow cooling
Forced airflow cooling
Supplied airflow cooling
-40° to +40° C (+40°C/20 hours; +55°C/30 minutes)
-40° to +70° C
-40° to +70° C
Table A-1: CSDU specifications