PLUG-IN TRANSFORMER-12VAC-40VA

PRIMARY: 120 VAC SECONDARY: 12 VAC (40 VA) UL/CSA LISTED---FOR INDOOR USE

Model #: T1240
Spec Sheet Preview: Alpha Communications® features a complete line of  U.L.® Listed plug-in transformers to power their  intercoms, video-intercoms, nurse-call systems, and  various signalling systems and devices.  The Alpha Communications® Class 2 plug-in transformers were designed for quick and easy installation  in applications where pigtail-type transformers are  impractical or unsightly. They are particularly suitable  for use in home or office installations, or in areas where  the transformer must be exposed. All mod …
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Outside Dimensions:
2.65"W x 3.75"H x 2.375"D
(67mm W x 95mm H x 60mm D)

Manuals & Diagrams

System-Specific Information

AlphaECall™ 100 Series Non-Voice Emergency-Call System - NON U.L.

See system Installation Manual: AWD146 for more complete wiring information.

AlphaLinQ™ 100 Series Audible Visual Nurse Call System - U.L. 1069

See system Installation Manual: AWD183 for more complete wiring information.

GB2 2-Wire Audio Intercom System

The GB2™ system uses simple 2-conductor non-polarized wiring making it ideal for new installations as well as for retrofit applications. All audio, video and data functions are fully digital and using the RAP-2150 cable you can run up to 300 meters from the entrance panel to the furthest audio station.

For CAT5 Cabling, the 4 solid color wires must be joined together as one, and the 4 striped wires must also be joined together as one to create your 2-wire cabling structure.

GB2 2-Wire Color Video Intercom System

The GB2™ system uses simple 2-conductor non-polarized wiring making it ideal for new installations as well as for retrofit applications. All audio, video and data functions are fully digital and using the RAP-2150 cable you can run up to 300 meters from the entrance panel to the furthest monitor.

For CAT5 Cabling, the 4 solid color wires must be joined together as one, and the 4 striped wires must also be joined together as one to create your 2-wire cabling structure.

QwikBUS™ 2-Wire LOOP Multi-Unit COLOR Video-Intercom System

From monitor to monitor, and to system power supply unit(s), run 2 common wires (looped). Wire gauge and specs. Will depend on the length of the cable run and the number of monitors on the cable run. See QwikBUS™ system wiring manual for more information.

QwikBUS™ 2-Wire LOOP Multi-Unit Entry Intercom System

From monitor to monitor, and to system power supply unit(s), run 2 common wires (looped). Wire gauge and specs. Will depend on the length of the cable run and the number of monitors on the cable run. See QwikBUS™ system wiring manual AWD121 for more information.

NC150N Audio-Visual (voice) Nurse-Call System - U.L. 1069

See system Installation Manual: IL380 for more complete wiring information.

NC200N Audio-Visual (voice) Nurse-Call System - U.L. 1069

See system Installation Manual: IL380 for more complete wiring information.

HT3000 Series 2/3/5-Wire Handset Type Entry Intercoms

For 2 Wire NH209TT systems: see system Installation Manual: AWD019 for more complete wiring information.

For 3 Wire NH201TVA or NH201TT Systems: see system Installation Manual: AWD011 for more complete wiring information.

For 3 Wire NH201TVA-2 Systems: see system Installation Manual: AWD109 for more complete wiring information.

For 5 wire NH200A Systems: see system Installation Manual: AWD013 for more complete wiring information.

Architects & Engineer's Specs

The plug-in transformer(s) shall be Alpha Communications® (MODEL NO. HERE) or approved equal. Transformer(s) shall be made of heavy duty ABS plastic, and shall be U.L. Listed for Class II indoor locations.

Transformers shall have positive screw terminal connections for the secondary wiring, and shall contain a built-in thermal fuse, to protect these transformers from overheating and igniting.

Transformers shall be secured to the electrical outlet  with a set screw for secure installation

Contractor shall observe all local and national electrical and building codes.

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Alpha Communications®
42 Central Drive  |  Farmingdale, NY 11735-1202
Phone: (631) 777-5500  |  (800) 666-4800  |  Fax: (631) 777-5599
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