Kentec Sigma Si Extinguishant Hold Off Unit Green Button K91000M10
Kentec Sigma Si Extinguishant Hold Off Unit Green Button K91000M10Sigma Si Hold off units are available with red or green actuators BS 7273-1 recommends white with red button and are mounted in a single gang surface mounting enclosure. For flush mounting the enclosure may be discarded and the unit mounted to a standard UK single gang electrical back box.The unit has a durable shrouded push button to prevent accidental operation and a simple two-wire connection to Sigma XT Sigma XT Syncro XT or Sigma Si status units is required. Sigma Si Hold off units are fitted with normally open and normally closed contacts to allow operation with monitored and unmonitored systems.Key FeaturesShrouded push button to prevent inadvertent operationActivation resistor includedCompatible with all Sigma XT and Sigma XTmodelsRobust Steel surface mount enclosureFlush mount collar available