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Model: 622 (Japanese-style sectional valve)
Self-developed and manufactured Japanese gas proportional valve for wall-hung boilers, double shut-off valve with ultra-high safety performance, compact structure, exquisite appearance, excellent and reliable performance, more comfortable and precise adjustment and control to save energy. Segmented valves control the gas flow for precise temperature control
Japanese style gas proportional valves
Model: 622 (Japanese-style sectional valve)
Performance parameters
| Applicable gas types | Natural gas, liquefied gas, manufactured gas | |
| Max. gas pressure | Below 6kPa | |
| Operating ambient temperature | -20～+60℃ | |
|
On Close Valve |
Rated voltage | DC24V |
| Operating voltage (Pressurised 5kPa ) |
VD≤19V | |
| Release voltage (Pressurised 5kPa)| |
≥3.6V | |
|
Ratio Example Valve |
Rated voltage | DC24V |
| Operating current range | 120mA~ 230mA | |
|
Air airtight Airtightness |
External leakage | 15kPa±5% air pressure, leakage ≤ 30ml/h |
| Internal leaks | 6kPa±5% air pressure, leakage ≤ 30ml/h | |
Structural sketch
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Model: 621B (wall-hung double valve)
MESSAGES
Proportional Valves | Regulators | Pressure Valves
ADD：6/F, Building D1, Tianzhou Zhigu Innovation Park, He Sui Industrial Avenue, Dongfeng Town, Zhongshan
TEL：0760-86152226
MOB：13925356126
FAX：0760-86152225
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