Marine WHDR Wet Chemical Galley System vs SEM-SAFE High-Pressure Water Mist System for Accommodation
Fire Suppression Systems comparison · 2 products · View all Fire Suppression Systems
The Kidde-Fenwal Marine WHDR Wet Chemical Galley System and Danfoss Semco SEM-SAFE High-Pressure Water Mist System for Accommodation are both fire suppression systems products certified to DNV. Key difference: Agent Type — Marine WHDR Wet Chemical Galley System is Wet chemical (non-toxic) vs SEM-SAFE High-Pressure Water Mist System for Accommodation at High-pressure water mist (pure fresh water).
Marine WHDR Wet Chemical Galley System
SEM-SAFE High-Pressure Water Mist System for Accommodation
Specification comparison
| Specification | Marine WHDR Wet Chemical Galley System | SEM-SAFE High-Pressure Water Mist System for Accommodation |
|---|---|---|
| Agent Type | Wet chemical (non-toxic) | High-pressure water mist (pure fresh water) |
| Actuation | Automatic or manual | |
| Control System | XV Control System | |
| Max Containers | 20 | |
| Temperature Range | -18 to +49 C | |
| Recharge | On-board recharge capable | |
| Operating Pressure | 100 bar | |
| Standby Pressure | 10 - 15 bar | |
| Nozzle Type | Closed with glass bulb (automatic activation) | |
| Activation Temperature | 57 C | |
| Droplet Size | 10 - 50 micron | |
| Material | AISI 316 stainless steel piping | |
| Nozzle Spacing | Up to 5.5 m | |
| Max Ceiling Height | 2.5 m | |
| System Configuration | Wet pipe with pressurized standby | |
| Emergency Backup | Minimum 1 minute capacity at max required flow |
Certification comparison
| Certification | Marine WHDR Wet Chemical Galley System | SEM-SAFE High-Pressure Water Mist System for Accommodation |
|---|---|---|
| BV | — Not listed | ✓ |
| CCS | — Not listed | ✓ |
| DNV | ✓ | ✓ |
| LR | — Not listed | ✓ |
| MED | — Not listed | ✓ |
| NK | — Not listed | ✓ |
| SOLAS | — Not listed | ✓ |
| USCG | — Not listed | ✓ |
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Data sources
SEM-SAFE High-Pressure Water Mist System for Accommodation
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