Chemical suppression HRD
Explosion Protection · Active Isolation
Manufacturer: 
Chemical suppression HRD — Explosion protection equipment compliant with the ATEX directive (Active Isolation). See the attached datasheet for the full specifications, dimensions and configuration options.
Technical data
- System type
- High Rate Discharge (HRD) chemical explosion suppression
- HRD cylinder — available types
- B (8 l), C (20 l), D (20 l), E (50 l), G (50 l)
- Weight (incl. extinguishing agent)
- 47 kg (B) / 77 kg (C) / 92 kg (D) / 122 kg (E) / 137 kg (G)
- Valve size
- 3" (B, C, E) / 4" (D, G)
- Working pressure
- 50 bar
- Operating temperature
- -30 °C to +60 °C
- Storage temperature
- +10 °C to +40 °C
- IP code
- IP 65
- FM variant equipment
- Safety membrane against overpressure, working-pressure sensor and mechanical lock with position sensor
- CONEX control panel
- Power supply 100–240 V AC or 24 V DC; ≥4 h battery backup; CAN bus 250 kbps; response time 2 ms + 0.1 ms/zone; 1,024-event log; 160×128 graphic LCD display; IP 65
- DetEx® explosion detector
- Static and dynamic pressure detector; stainless-steel sensing head, aluminum evaluation unit; -50 to 100 kPa range, 500 kPa max. overpressure; 18–27 V supply; ATEX II 1G/1D Ex ia and IECEx certified; IP65/IP68
- Applications
- Bag filters, silos, cyclones, dryers and other vessels at risk of combustible-dust explosion
