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General description
The Talk-back System for the 75 MC Circuit is made up of 1 principal Intercom and 4 Remote Loudspeakers (CIC 387 Horns) for each Control Area.
Hot plug replacement for maintenance.
General composition of the system
CIC I-518/D: Principal Intercom Equipment. This system allows the operator to select up to 4 Remote Loudspeaker lines. It also features PTT controls, Volume Control and Light Control, and it includes a connection for an exterior microphone or micro-telephone. Line selection is performed by means of a pushbutton system, which includes a “reset” button.
CIC-CC75: Terminal Box for remote loudspeaker. This includes 2 pilot indicators as well as a call button with a light-up indicator.
CIC-387: Horn Loudspeakers. These can be re-directed, and they perform the functions of microphone and loudspeaker.
Features
| Technical characteristics | |
| Electrical | |
| Power source: | 115V 60 Hz single phase |
| Supply: | 20 W (f.p. 0,9) |
| Amplifier’s output power: | 3 W |
|
Input impedance
of exterior microphone:
|
150 Ohms |
| Output voltage: | 70 V effective |
| Frequency response: | 300 to 8000 Hz for variation of less than 3dB |
| Operative | |
| Front panel: | Red letters. Transparent light-up. |
| Reset control: | Red pilot |
|
Optical indicator
of remote call:
|
General and individual by line |
|
Acoustic indicator
of remote call:
|
By 700 Hz tone. |
| Network input fuse: | 2 (inside the unit) |
| Fuse for remote signal: | 1 (in front panel) |
| Controls on front panel: | Stainless steel (mechanical limiters at max position) |
| Controlled circuits: | 4 remote loudspeakers. |
| Temperature range: | 0ºC to 55ºC |
| Relative humidity: | 95% |
| Mechanical | |
| Weight: |
CIC I - 518 / D: 10 Kg. (Including cable gland)
CIC CC75: 0,75 Kg
CIC - 387: 3 Kg (including holder)
|
| Dimensions: |
CIC I – 518/D: 242x272x201
CIC CC75: 111 x 182 x 64.5
CIC – 387: 164 Ø, 245 mm
|
| Type of mounting: | On bulkhead or inset |
| Cable seals: | 4 for loudspeakers and 1 for electrical input |
| Fastening to box chassis: | 6 bolts on front panel |
| Mechanical parts: |
Lightweight alloy and stainless steel, surfaces treated with
high-grade protection against marine environments
|
| Finish: | Navy grey |
| Certifications | |
| Intercom 518/D | |
| Shock: | MIL-S-901C Grade A |
| Salt fog: |
MIL-STD-202 F Method 101D MIL-I-24078 |
| Drip & inclination: |
MIL-I-983 E (SHIPS) 4.4.11.2 and 4.4.16 MIL-I-24078 |
| Temperature (1st, 2nd, 3rd cycle): |
MIL-I-983 E (SHIPS) 4.4.9.1.3 MIL-I-24078 |
|
Extreme temperature (1st & 2nd cycle): |
MIL-I-983 E (SHIPS) 3.7.16.1 MIL-I-24078 |
| Humidity: |
MIL-E-5272-C (4.4.1) MIL-I-24078 |
| Vibration: |
MIL-STD-167 MIL-I-24078 |
| Immersion: |
MIL-STD-202 F Method 104A. MIL-I-24078 |
| Electrical test: | MIL-I-24078 |
|
Electromagnetic compatibility: |
EM Emission (M/01) MIL-STD-461D/462D EM Emission (M/03) MIL-STD-461D/462D EM Immunity (M/03) MIL-STD-461D/462D |
| CIC - 387 | |
| Shock: | MIL-S-901C Grade A |
| Salt fog: |
MIL-STD-202 F Method 101D MIL-A-24223 A (SHIPS) 4.5.2 |
| Drip & inclination: |
MIL-I-983 E (SHIPS) 4.4.11.2 and 4.4.16 MIL-A-24223 A (SHIPS) 4.5.2 |
| Temperature (1st, 2nd, 3rd cycle): |
MIL-I-983 E (SHIPS) 4.4.9.1.3 MIL-L-24223 A (SHIPS) 4.5.2 |
|
Extreme temperature (1st & 2nd cycle): |
MIL-I-983 E (SHIPS) 3.7.16.1 MIL-A-24223 A (SHIPS) 4.5.2 |
| Humidity: |
MIL-E-5272-C (4.4.1) MIL-L-24223 A (SHIPS) 4.5.2 |
| Vibration: |
MIL-STD-167 MIL-L-24223 A (SHIPS) 4.5.2 |
| Immersion: |
MIL-STD-202 F Method 104A. MIL-L-24223 A (SHIPS) 4.5.2 |
| Electrical test: | MIL-L-24223 A (SHIPS) |
| Electromagnetic compatibility: |
EM Emission (M/01) MIL-STD-461D/462D EM Emission (M/03) MIL-STD-461D/462D EM Immunity (M/03) MIL-STD-461D/462 |
| Atex: | Nemko 98ATEX564Q |