The Edwards 278B-1120 fire alarm station is a contemporary styled Lexan stations and is flexibly designed to meet a wide variety of application requirements and operational sequences. The Edwards 278B-1120 is a double action stations with terminals for field wiring connections.

All types are available with single or double pole alarm contacts which can be normally open, normally closed or a combination of both. Either a key or tool (depending on station selected) is
required to reset mechanism. See specification chart for specific catalog numbers and features. Where a manual station is installed on a circuit that also includes smoke detectors, a resistor may be added in series with the alarm initiating contacts on the station so the operation of the station does not extinguish alarm LEDs on operated detectors.

For semi flush mounting use a standard North-American four inch square box with a single gang plaster cover having an overall minimum depth of 2-1/4 inch (57mm). For surface mounting use a Cat. No. 276B-RSB surface back box.

• Features / Specifications
  • Terminals or wire leads for field connections
  • Key lock or tool reset
  • Break glass operation
  • Surface or semi flush mounting
  • Rugged LEXAN construction
  • Latch action until reset

• Download the Specification sheet in *.pdf format