Jdw450-2 4kw 7.5kw Large Electric / Electromechanical High Power Mine Reservoir Special Air Defense Alarm/Siren

• Type: Electric Alarm
• Signal Transmission: Wireless Alarm
• Working Mode: Passive
• Application: Outdoor
• Working Principle: Electromechanical
• Transmission Mode: Wireless
• Model NO.: JDW450-2
• Alarm Volume (within 1m): ≥110dB
• Receive Frequency: 500±20Hz
• Voltage: Three Phase 380V
• Rated Power: 4kw
• Start-up Time: ≤3 Seconds
• Material: Aluminum Alloy
• Protection Class: IP44
• Transport Package: Wooden Case
• Specification: 66 * 56 * 64 cm
• Trademark: SNTOOM
• Origin: Wenzhou, China
• HS Code: 8501109990
• Production Capacity: 500sets/Weak

Product Description

JDW450-2 Electric Alarm

PARAMETERS

Model	JDW450-2
Power source	4kw
Frequency	500 ± 20Hz
Start-up time	≤3 seconds
Average sound pressure level	(level A) 125.8dB (at a radius of 5 meters)
Material	Aluminum  alloy
Weight	100kg
Size	66 * 56 * 64cm
Protection class	IP44
Using	Mine, blasting, prison, reservoir, power station, substation, airport,etc.

 FEATURES

• Aluminum alloy

      Special aluminum alloy material, heat treatment, strong moisture and corrosion resistance

• No crash, no crash              

      No jamming, no crash, no deformation, with wind and sand prevention, bird nest prevention

• Strong penetrating power

     Quick start, smooth operation, loud sound, strong penetrating power

• Beautiful structure ,easy operation

PRODUCT DETAILS