Explosion‑proof Horn Loudspeaker JREX‑HSA
The JREX‑HSA is an ATEX & IECEx certified explosion‑proof horn loudspeaker for flammable and explosive hazardous areas. It supports conventional amplifiers and IP audio systems for paging and alarm broadcast. Featuring IP66 weather‑proof rating, stainless steel explosion‑proof mesh and anti‑static ABS enclosure, it offers constant‑voltage or constant‑impedance types with 15‑35W power range. Widely applied in petroleum, chemical, power, metallurgy and other industrial sites for dispatching and fire broadcasting.
Description
J&R Technology is one of the leading China explosion‑proof horn loudspeaker jrex‑hsa manufacturers and suppliers with one of the famous brands, we also have our own factory, we are a professional company and can offer you best explosion‑proof horn loudspeaker jrex‑hsa products. Welcome to buy high-quality products from us.
REXHSA explosion prof loudspeaker is an explosion proof hom loudspeaker suitable for infammable and explosive places.It can be used with various power amplifers and sound amplificaton equipment.It can alo be used foriP equipmentaccess systems for amplificaton calls oralarms. The sound transmision part of theequipment adoptsthe most advanced stainless stee wremesh explosion proo componentin China. The componenthas the characterstcs oflow sound atenuation,large flow capacity, high mechanical strength, and large explosion-proof safety factor.
tis suitable for infammable and explosive places in the petroleum, chemical, textie, military,electric power, metalurgy,phamaceutical and otherindustries, and is used as a terminal device for production scheduling, communication, and fire broadcasting.
Features
■Explosion proof speaker designed and approved by ATEX, IECEx, CE, FCC and RoHs standards
■Material: Anti-static ABS for housing, stainless steel for base and fixing bracket
■Rated resistance or Constant voltage type for speakers (Optional)
■Weather proof rating for IP66
■Wall mounted for installation
■Operation temperature: -40°C~ +65°C
Technical Parameters
| SIP | Analog | ||
| Power supply | POE/DC12V | Constant voltage: AC70V/AC110V: 8.5W, 17.5W, 35W |
Constant impedance: 8Ω: 15W, 20W, 25W, 30W, 35W |
| Power | 15W,20W,25W,30W,35W | ||
| Impedance | 8Ω | ||
| Effective frequency range | 25OHz~5000Hz | Effective frequency range | 250Hz~15000Hz |
| Sound level | 105~115dB | Sound level | 110~120dB |
| Relative humidity | <95% without condensation | Relative humidity | <95% without condensation |
| Atmospheric pressure | 80kPa~110kPa | Atmospheric pressure | 80kPa~110kPa |
| Outlet thread | M20*1.5 | Outlet thread | M20*1.5 |
Product dimensions:
302 × 280 × 295 mm (L × W × H)
Packaging material:
EPE foam lining + carton box
Freguency Response
Model Specifications
Label
Electronic Diagrams
Instruction for installation, operation and maintenance
■Remove the back cover with four screws, lead the cables through the cable gland and connect to the terninals with the required tapping size.
■After each removal of the back cover, check that the gasket is properly mounted on the back cover before refitting it.
■Do not use any lubricants on the gasket.
■Screw the back cover back into place with four screws, torque 1.8Nm to ensure IP protection.
■If the position of the loudspeaker needs to be adjusted, adjust the standard u-bracket as required (by loosening/tightening the screws)
■Only use ICExATEX certifed"Exeb" cabl Blnds and blind plugs with the same IP protection and temperature range as the loudspeaker.
■Standard models are equipped with two M20*1.5 Ex certified metal blind plugs.
■For optimal performance, always use the correct voltage/power and operate within the specified frequency range.
■Do not open the loudspeaker when power is applied.
■This loudspeaker is covered by a two-year warranty against non-human damages.
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