Version 10.6.3
4
Marine automatic telephone system
ITS-1004
1
TECHNICAL DESCRIPTION
1.1
Purpose
Marine automatic telephone system ITS-1004 ensures telephone communication
between rooms and stations of passenger and cargo vessels, submarines and ships of all
classes, as well as communication with users of coastal telephone networks during
anchorage. The System may have an industrial application.
1.2
Technical specification
Table 1
–
Main technical specifications
Parameter
Value
Max. number of internal lines
64
Max. number of external lines
6 (optionally – max. 12)
Detection efficiency of calling
signal
30 V, 16…55 Hz
Dialing mode
Tone and pulse
Power supply voltage
Main power:
– single-phase AC, frequency 50(60) Hz, voltage 220 V (180…264 V);
– 24 V DC (18…36 V);
Standby power:
– 24 V DC (18…36 V)
Max. power consumption
90 W
Operational constraints
IP rating of SC
IP20, IP22, IP44, IP56, explosion-proof
Operating temperature
15 °C…+55 °C – for the SC installed inside;
40 °C…+55 °C – for the SC installed on open deck
Temperature range for units installed at explosion hazardous
facilities is set in compliance with a certificate and documents for
explosion-proof equipment
1.3 General description
Depending on the place of installation the SC may be delivered with different IP
ratings (IP20, IP22, IP44, IP56, as well as explosion-proof type) and types of mounting
(desk-top or hinged (wall), or console (flush) types), see Table 3 and Appendix C.
The System deployment is carried out using one central unit ITS-CUA of
corresponding type, connected user terminals and other peripheral equipment if any
required.
