DB4BULG2570N2CPCR Cooper Wheelock DB4B Speakers - Red

The DB4B is a high power explosion proof loudspeaker, introduced as a replacement for the current DB4 with improved intelligibility and acoustic performance. Certified for use in a wide range of temperatures from -67ºF to +158ºF the Ex enclosure is manufactured from GRP with a rugged thermoplastic flare providing a corrosion free and aesthetically pleasing product.

Specifications

• UL Haz Locs - UL Listed for US and Canada, fire alarm or general use, listing no. E203310 Class I, Div 2. Groups A-D. Class I, Zone 1, Ex d IIC / AEx d IIC Gb Class II, Div 2. Groups F&G. Zone 21 AEx tb IIIC Class III Div 1
• UL Ord Locs - UL Listed for US & Canada, fire alarm or general use, listing no. S8116
• Material - Ex enclosure - Flame retardant, UV stable, Glass reinforced polyester Flare - Flame retardant, high impact, UV stable, thermoplastic polyester. (UV stability tested to ISO 4892 part 3) Hardware - Bracket, fixings and captive cover screws in 316 stainless steel.
• Fire retardancy - Body - Glass reinforced polyester. V0 flammability rating. Outer Flare - Thermoplastic Polyester. V0 flammability rating.
• Finish - Body - natural black. Flare - natural black, natural red or painted as specified.
• Rated Power - 8W, 15W or 25W (other ratings available, contact Eaton).
• Frequency Range - Frequency response 350Hz to 8kHz.8W and 15W units are available for use @ 200Hz.
• Weight - 11lbs/5.0kg, Based on long flare with transformer.
• Ingress Protection - NEMA 4X & 6. IP66 & IP67. (NEMA 6 and IPx7 on terminal chamber only).
• Entries - Up to 2 x 1/2" NPT or M20. Blanking plug available.
• Terminals - 8 x 12AWG
• Mounting arrangement - Stainles steel bracket with ratchet facility, optional swivel bracket available.
• Labels - Optional duty and tag labels available.
• Dispersion angle - Long flare (short in brackets), -6dB, 1kHz = 140º (240º), 4kHz = 40º (50º)
• Driver Impedance - 8Ω.
• SPL 1W/10 feet (Sensitivity) - 103dB (IIC long flare).

DB4BULG2570N2CPCR C=1.5 Specifications PDF