Version 10.6.3
38
Marine automatic telephone system
ITS-1004
ANNEX C
DESCRIPTION AND PURPOSE OF UNITS
Central unit
ITS-CUA
Description:
Designed to create an isolated user telephone network (star
networking topology); ensures automatic switching among
internal user lines with VAS (user service) and access to external
telephone system (coastal lines) PTN.
Features:
Wide range of types (combinations of external and internal
lines), scalable architecture
May operate with Public address system ICB-131 produced by
«NPK MSA» LLC and digital ATXs (IP-telephony)
Administration and settings using PC (remotely or on-site) or
service telephone
Equipped with a lock and door stop
Technical specifications:
Casing material – metal (steel)
Power supply:
main: 220 V AC, frequency 50 (60) Hz and (or) 24 V DC
standby: 24 V DC
(automatic switchover to standby power and vice
versa)
Max. power consumption:
100 W (ITS-CUA-0308, ITS-CUA-0316, ITS-CUA-0324)
200 W (ITS-CUA-0632, ITS-CUA-0640, ITS-CUA-0648)
Types of units connected to internal user lines: digital
and analog (push-button or rotary) with tone and
pulse dialing
LEDs: main power, standby power.
Max. weight: 15 kg
Operating temperature: −15 °С …+55 °С
IP rating: IP22
Mounting type:
Hinged
Connection diagram: see Appendix A
Central unit
ITS-CUA-0308
3 external and 8 internal lines
ITS-CUA-0316
3 external and 16 internal lines
ITS-CUA-0324
3 external and 24 internal lines
ITS-CUA-0632
6 external and 32 internal lines
ITS-CUA-0640
6 external and 40 internal lines
ITS-CUA-0648
6 external and 48 internal lines
ITS-CUA-0656
6 external and 56 internal lines
ITS-CUA-0664
6 external and 64 internal lines
