Internal hydrant mounted on the wall with 33 mm semi-rigid fire hose – fixed version. Universal design: possible to connect to water supply as left or right side. Working pressure from 0,2 to 0,7 MPa.
Files to download
Files to download
Standard design:
- 52 aluminum hydrant valve with slant reduction
- fire hose reel in RAL 3000 color with water axis
- φ33 mm semi-rigid fire hose 20 m or 30 m length according to PN-EN 694, fixed connection to water axis by crimping the hose with aluminum sleeve
- hydrant nozzle type PWh-33 according to PN-EN-671-1, fixed connection to fire hose by crimping the nozzle with aluminum sleeve
- valve and water axis connection hose; all thread connections without hose clamps
- information plate according to PN-EN 671-1
- documentation: instruction of assembly and maintenance, guarantee card
- identification number
| Code | Type | Hose length | Technical drawing |
Instruction | |
| S-33-WW30 | retractable version | 30 m |  |
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| S-33-WW20 | retractable version | 20 m | |||
HYDRAULIC PROPERTIES
Working pressure: from 0,2 MPa to 0,7 MPa
Diffused conical water stream – not less than 45 degree.
| hydrant valve 52 mm | ball valve 32 mm | ||||
| Flow rate /efficiency/ | Pressure [MPa] | Dispersed stream | Compact stream | Dispersed stream | Compact stream |
| Equivalent diameter 12 mm | 0,2 | 107 l/min | 90 l/min | 108 l/min | 91 l/min |
| 0,4 | 151 l/min | 128 l/min | 152 l/min | 129 l/min | |
| 0,6 | 184 l/min | 157 l/min | 185 l/min | 158 l/min | |
| Factor K | 75 | 64 | 76 | 64 |
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| Effective coverage range of the water stream (+ the length of the hose 20 or 30 m) | |||||
| Equivalent diameter 12 mm | 0,2 | 4,1 m | 10,4 m | 4,2 m | 10,6 m |
Attention! The dependence of the flow rate Q on the pressure P is given by the equation: Q = K√10P, where Q is expressed in liters / minute and P in megapascals.
