US4954809 1989年5月1日 1990年9月4日 General Signal Corporation Continuity-isolation testing for class A wiring in fire alarm systemUS4954809 * 1989年5月1日 1990年9月4日 General Signal Corporation Continuity-isolation testing for class A wiring in fire alarm system...
Wiring Terminal 6: DC Input ,Terminal 5: DC Input Terminal 3: Alarm output ,Terminal 2: Alarm output Protection Class IP 30 Smoke Alarm Sensitivity 0.18 to 0.3 dB/m Class A temperature range -10 to 50°C (14~122°F) Alarm relay output capaci...
Connecting to the loop of GST fire alarm system, DI-9204E Digital Manual Call Point (MCP) is suitable for public places. When there is a fire, pressing the frangible element on this MCP can send fire signal to fire alarm control panel. After receiving the signal, the control panel will...
DETECTOR WIRING OPEN DETECTOR FOR FIRE ALARM DETEC 优质文献 相似文献POINT DETECTOR FOR FIRE ALARM SYSTEM A point detector (1) for a fire alarm system is described. The point detector (1) comprises a fan (2) configured to aspirate air from a surrounding environment; and an inlet (3) in fl...
Circuits can be configured as Class A or Class B Fire Alarm, Fault (Trouble) and Supervisory relays Delay functions for zones for Notification Appliance Circuits (NACs) Zone and individual device Testing and Disablement 2 X 12 V Lead Acid...
Single or Multi Twisted Pair Screened Shielded Fire Rated Alarm Cables for High Safety Requirements Wiring Solution for Intelligent Fire Alarm System The fire alarm system is composed of a trigger device, a fire alarm device, a linkage output device and other auxiliary function ...
Single or Multi Twisted Pair Screened Shielded Fire Rated Alarm Cables for High Safety Requirements Wiring Solution for Intelligent Fire Alarm System The fire alarm system is composed of a trigger device, a fire alarm device, a linkage output device and other auxiliary function ...
Wiring Diagram: Factory Corners Workshop and Warehouse Mass Production Package and Shipment Certificates Who We Are ? ANSORL TECHNOLOGY LTD is a building automatic control system and fire alarm system provider. Over the past years, We have always been dedicated to serving the ...
Common used wiring types: At least flame retardant wire and cable should be used for weak-current line and fire-resistant cable should be used for the power supply line of the fire alarm system. alarm circuit——ZR-RVS-2*1.5, NH-RVS-2*1.5, NH-RYJS-2*1.5 etc. ...
High Class Smoke Detector Fire Alarm Operating Voltage 9-28VDC Standby Current ≤60ua Alarm Current ≤30mA Indicator Two LEDs Wiring 2 Wires Standard En54-7 Output Remote LED Indicator Accessory Dust Proof Cover Material Plastic Housing and Metal Parts Dimention About 100mm X 50mm ...