Toyo Technical Services

LDD 8904/20 Desktop Hand Station with build in page amplifier (20 watts rms) circuits. The Desktop Station with 25 Pin D connector, 10 mtrs cable is provided for interconnecting the POWER SUPPLY, PAGE SPEAKER AND STATION SIGNAL BUS.

The Wall Mounting Station consists of a back housing and plug-in electronic module. In LDD 8921/20 the elctronic module provides a 20W audio power for the external loudspeakers. In LDD 8921/20 feedback switches are provided on the front panel for necessary functions. Glass Epoxy PCB ensures reliable operation under high temperature and humidity.

This equipment  is designed to meet the requirements of the flameproofness as per IS:2148-2004 (for gas groups IIA and IIB) and weatherproofness as per IS:12062-1987 for IP-55. The handset is intrinsically safe by using protective circuits housed inside the flameproof enclosure and designed as per IS:5780-2002.

The flameproof enclosure is a two-compartment housing of main FLP compartment anf FLP terminal compartment. An IS terminal chamber cover is provided on the cover of the main compartment. All these parts are made up of LM-6 cast aluminium alloy of recommended composition. At the bottom of the compartment, 5nos. of integrally cast bosses are being provided.

FLP Enclosure painted in BLUE color and IS handset in BLACK color. The net weight is 16.5kg and 19.5 kg is packed. (IN WOODEN CRATE)