SHIELD NS-EN 2-4 is a 2or 4 zone conventional fire alarm control panel with integral power supply
& space for standby batteries. These panels are spplied with two or four fire zone circuit , two
monitored sounder circuits and a 1.25 Amp internal power supply module.
Fire & Fault volt free contact relays, switched negative outputs, alert and class change input are
also included. The power supply module complies with the requirements of EN54-4 : 1988 and
provides temperature compensated battery management charging.
In addition these panels are fully approved to European standards EN54-2 & 4, Fire Detection
and Alarm Systems – Control & Indicating Equipment.