Complaint
The pressurized water buffer tank is intended for use the buffer of the hydronic heating/cooling system and DHW storage. Made from precision construction and high-quality materials for maximum durability and performance. Designed for quick and simple installation. Helps you provide comfort and convenience. It is manufactured to the highest quality. Remarkable low standing heat loss. Excellence in corrosion resistance and durability.
| Stainless Steel Coil Specifications for SUS Water (Buffer) Tank | ||||
| Coil Specification | SUS Material | Diameter*Thickness | Water connections | Remarks |
| Type | mm | inch | ||
| Straight | 316L | Ø12.7*0.7 | 1/2"(F) | Usually for solar water heater |
| 316L | Ø22*1.2 | (default)3/4"(F) or (rare) 1"(F) | (F) indicates female | |
| Wave | 304 | Ø25*0.25 | 3/4"(F) | |
| 304 | Ø20*0.25 | 1/2"(F) | ||
| 304 | Ø22*1.2 | (default)3/4"(F) or (rare) 1"(F) | ||
| 304 | Ø25*1.2 | (default)3/4"(F) or (rare) 1"(F) | ||
SUS304, SUS316, SUS316L, Duplex Stainless Steel(DSS)
| Model | PWT-60 | PWT-80 | PWT-100 | PWT-150 | PWT-200 | |
| Capacity | Liters | 60 | 80 | 100 | 150 | 200 |
| Outer Shell Diameter | mm | Φ470 | Φ470 | Φ470 | Φ470 | Φ520 |
| Outer Shell Thickness | mm | 0.6 / 0.7 / Customized | ||||
| Outer Shell Material | -- | Galvanized Steel with Powder Painting / Stainless steel: 201, 304 / PU | ||||
| Outer Shell Color | -- | White / Silver-grey / Blue Red / Golden / Stainless steel | ||||
| Insulation Material | -- | High density polyurethane foam | ||||
| Insulation Thickness | mm | 50 | 50 | 50 | 50 | 50 |
| Inner Tank Diameter | mm | Φ370 | Φ370 | Φ370 | Φ370 | Φ420 |
| Inner Tank Thickness | mm | 1.0 | 1.0 | 1.0 | 1.0 | 1.2 |
| Inner Tank Material | -- | SUS304-2B / SUS316L | ||||
| Max. working pressure | bar | 6 | 6 | 6 | 6 | 6 |
| Max. testing pressure | bar | 10 | 10 | 10 | 10 | 10 |
| Max. running temperature | ºC | 90 | 90 | 90 | 90 | 90 |
| Heat Loss | W/K | |||||
| Magnesium Anode | mm | Φ22*300 / None | ||||
| Electric Heater | kW | 1.5kW (220V) / 3kW (220V) / 6kW (380V) | ||||
| Water connection | inch | G/BSP/NPT 1/2", 3/4", 1", 1.5", 2" | ||||
| Model | PWT-260 | PWT-300 | PWT-400 | PWT-500 | PWT-600 | |
| Capacity | Liters | 260 | 300 | 400 | 500 | 600 |
| Outer Shell Diameter | mm | Φ560 | Φ560 | Φ700 | Φ700 | Φ700 |
| Outer Shell Thickness | mm | 0.6 / 0.7 / Customized | ||||
| Outer Shell Material | -- | Galvanized Steel with Powder Painting / Stainless steel: 201, 304 / PU | ||||
| Outer Shell Color | -- | White / Silver-grey / Blue Red / Golden / Stainless steel | ||||
| Insulation Material | -- | High density polyurethane foam | ||||
| Insulation Thickness | mm | 50 | 50 | 50 | 50 | 50 |
| Inner Tank Diameter | mm | Φ460 | Φ460 | Φ600 | Φ600 | Φ600 |
| Inner Tank Thickness | mm | 1.5 | 1.5 | 2.0 | 2.0 | 2.0 |
| Inner Tank Material | -- | SUS304-2B / SUS316L | ||||
| Max. working pressure | bar | 6 | 6 | 6 | 6 | 6 |
| Max. testing pressure | bar | 10 | 10 | 10 | 10 | 10 |
| Max. running temperature | ºC | 90 | 90 | 90 | 90 | 90 |
| Heat Loss | W/K | |||||
| Magnesium Anode | mm | Φ22*300 / None | ||||
| Electric Heater | kW | 1.5kW (220V) / 3kW (220V) / 6kW (380V) | ||||
| Water connection | inch | G/BSP/NPT 1/2", 3/4", 1", 1.5", 2" | ||||
| Model | MWT-300 | MWT-400 | MWT-500 | MWT-600 | MWT-800 | MWT-1000 | ||
| Nominal Capacity | Liters | 300 | 400 | 500 | 600 | 800 | 1000 | |
| Inner tank | Material | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | |
| Thickness | mm | 1.5 | 2 | 2 | 2 | 2.5 | 2.5 | |
| Diameter | mm | Ø470 | Ø600 | Ø600 | Ø600 | Ø800 | Ø800 | |
| Outer Case | Material | Galvanized steel with white color painting | ||||||
| Thickness | mm | 0.5 | 0.5 | 0.5 | 0.5 | 0.7 | 0.7 | |
| Foam | Material | High density polyurethane foam | ||||||
| Thickness | mm | 50 | 50 | 50 | 50 | 50 | 50 | |
| Coil #1 Primary | Type | Straight | ||||||
| Material | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | ||
| Diameter | mm | Ø22 | Ø22 | Ø22 | Ø22 | Ø22 | Ø22 | |
| Length | meter | 18 | 23 | 30 | 35 | 43 | 51 | |
| Thickness | mm | 1 | 1 | 1 | 1 | 1 | 1 | |
| Water Connection | inch | 1" | 1" | 1" | 1"-1/2 | 1"-1/2 | 1"-1/2 | |
| Water Intel Temp. | °C | 80 | 80 | 80 | 80 | 80 | 80 | |
| Water Outlet Temp. | °C | 60 | 60 | 60 | 60 | 60 | 60 | |
| Heat Exchange Area | m2 | 1.32 | 1.64 | 2.1 | 2.4 | 3 | 3.5 | |
| Coil #2 Secondary | Type | Straight | ||||||
| Material | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | SUS316L | ||
| Diameter | mm | Ø22 | Ø22 | Ø22 | Ø22 | Ø22 | Ø22 | |
| Length | meter | 12 | 14 | 18 | 22 | 23 | 23 | |
| Thickness | mm | 1 | 1 | 1 | 1 | 1 | 1 | |
| Water Connection | inch | 1" | 1" | 1" | 1"-1/2 | 1"-1/2 | 1"-1/2 | |
| Water Intel Temp. | °C | 80 | 80 | 80 | 80 | 80 | 80 | |
| Water Outlet Temp. | °C | 60 | 60 | 60 | 60 | 60 | 60 | |
| Heat Exchange Area | m2 | 0.83 | 0.88 | 1.31 | 1.5 | 1.7 | 1.7 | |
