IP54 telephone K25DD0, K21DD0

industrialofficeemergency

Characteristics Special design for control room or office Steel panel and ABS enclosure 1.6mm galvanized steel amplifier enclosure, gray powder coated, corrosion-resistant, impact-resistant 20 watt amplifier Single or five party lines for intercommunication Dual color LED light for power-on and off-hook Built-in speaker and adjustable volume control Overload protection with current limiting and thermal shutdown circuits Modular PCB Fuse protection for power supply and speaker amplifier Surge protection for power supply Hook with magnetic reed switch Dynamic microphone for noise cancelling and feedback preventing Available for 110VAC or 220VAC Adjustable speaker volume from the front panel Mute setting of speaker With power supply and speaker amplifier Address setting, automatically adjusting speaker volume by measuring ambient noise Two DI & DO for control Pre-broadcast tone and self-detection sound of speaker CNS certified, Ex nC IIC T6 Gc X CQST certified, Ex nA nL IIC T6 Gc IP54 Cable entry holes - Ø50x2 (suitable for 1 1/2″) or Ø35x2 (suitable for 1″), Ø28x1 (suitable for 3/4″) K25DD0 - Desktop Five Party Handset Station K21DD0 - Desktop Single Party Handset Station