MRC MCX-5000 Series, Руководство пользователя

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Subject : Auto Exchanger Page : (21 / 44)
Date : 2010.10.06 Doc. : Matex-2000_ENG(Rev. 1.0)
(QAS-ADD-008/0/09.09.25) manual\pabx\matex-2000\Matex-2000_eng.doc
( MARINE RADIO CO., LTD.) MRC
limiting the energy levels going to the hazardous area to conform to intrinsically-safe requirements.
Where multiple I.S. telephone wires are routed together, shielded cable should be used. The use of
shielded cable prevents cross-talk from occurring between multiple I.S. telephone circuits. The shield
must be grounded to an I.S. ground and connected only at the barrier box.
Typical intrinsically-safe installation
2.19 Precautions as connection (etc)
-1. You should be confirming power change switch (AC-110/220V) before power input.
(There is power change switch on side of power source unit in auto-exchanger.)
-2. Be careful of that wrong connection of DC-24V power (emergency power) terminals (+, -).
3. Automatic Telephone Equipment Family
3.1 Auto-Telephone Specifications
1) Classification of Telephones : The automatic telephone can be classified into various system in
accordance with application purpose, namely the desk, wall, flush and portable type.
No. Type Name Area I.S. Type Etc
1 Desk LC-212A Office, Accommodation Room or All Cabin
2 Wall
LC-212B1 W/H, Mess Room etc(N.W/T)
LC-213A Mess Room(N.W/T)
LC-213B Galley, Mess Room(Gland : 1EA)
LC-213C Galley, Mess Room(Gland : 2EA)
LC-213E Fire Control Station(W/Sig Kit, Gland : 3EA)
LC-213F E/R, S/G Room(W/Sub Rx, Gland : 2EA)
LC-213F1 E/R, S/G Room(W/Sub Rx, Sig Kit, Gland : 3EA)
LC-213G E/R, S/G Room(W/Headset, Gland : 2EA)
LC-213G1 E/R, S/G Room(W/Headset, Sig Kit, Gland : 3EA)
LC-213K SGR, Hazardous Area(I.S. Type) I.S. Type
LC-213L Pump Rm, Hazardous Area(I.S. Type W/Headset) I.S. Type
3 Flush
LC-215A W/H(W/Dimmer Switch)
LC-215C Engine Control Room(W/Signal Kit)
LC-215AS W/H(W/Dimmer Switch & Speaker Phone)
LC-215AW W/H(W/Dimmer Switch & Water Tight)
4 Portable LC-217
Bunker Station, Upper Deck P/S
LC-213M Pump Room, Hazardous Area(I.S. Type) I.S. Type