ASME
  • Gas(Oil) Fired Water Tube Steam Boiler

Vacuum Hot Water Boiler T7

The T7 vacuum hot water boiler delivers 7-70MW capacity with ​28mg/m³ NOx emissions (EPA-certified), achieving ​93% efficiency at 3,000m altitudes through adaptive combustion control. Pre-assembled modules enable ​48-hour installation – proven in Qinghai-Tibet railway heating (-25°C operation) – while intelligent PLC systems adjust loads every ​6 seconds, cutting energy costs ​22%​ via thermal storage during off-peak pricing.

The ASME Section IV certified safety system with ±0.02MPa pressure monitoring and 0.02s emergency shut-off function ensures 24/7 operation in pharmaceutical cleanrooms that require 85°C±0.5°C sterilization. The compact design supports district heating networks, delivering 15,000GJ per day with less than 1% output fluctuation, making it ideal for stations and airports that require heating, or high altitude mines that require 72 hours of continuous heating.

  • Product price: $89700 - $856000
  • Rated thermal power: 7MW - 70MW
  • Rated thermal efficiency: 105%-107%
  • Operating pressure: -0.02Map
  • Available fuel: Natural gas, city gas, liquefied petroleum gas, diesel, heavy oil, etc.

Vacuum Hot Water Boiler T7 Product Advantages

  • Vacuum Technology Advantage

    The vacuum design enhances heat transfer efficiency and reduces heat loss, ensuring faster heat-up times and lower operational costs.

  • Intelligent Control

    Equipped with an intelligent control system that automatically optimizes boiler performance, enhancing efficiency and reducing energy consumption.

  • Durable and Safe

    Multiple protection features (pressure, temperature, water level) ensure long-term reliable operation, even in high-altitude and cold regions.

  • Easy Installation

    Pre-assembled design with factory testing, requiring only water, electricity, and gas connections on-site, minimizing installation time.

Vacuum Hot Water Boiler T7 Product specifications

Types Rated thermal power(MW) L * W * H(mm) Hot water circulation(t/h) Gas consumption(Nm³/h)
ΔT=10℃

In/out water temperature ≤ 85℃

ΔT=20℃

In/out water temperature ≤ 110℃

ΔT=25℃

In/out water temperature ≤ 110℃

T7-7000 7.0 7080 * 1900 * 2885 600 300 240 622.6
T7-8400 8.4 7200 * 1900 * 3000 720 360 288 747.8
T7-10500 10.5 8400 * 2400 * 3495 900 450 360 934.6
T7-14000 14.0 9000 * 2600 * 3835 1200 600 480 1246.2
T7-21000 21.0 11200 * 3200 * 3690 1800 900 720 1869.6
T7-29000 29.0 11500 * 3400 * 4340 2400 1200 960 2491.8
T7-35000 35.0 12300 * 4400 * 4400 2400 1200 960 2491.8
T7-46000 46.0 13100 * 4400 * 4400 3900 1950 1560 4330.9
T7-58000 58.0 14200 * 8200 * 4400 4800 2400 1920 4982.6
T7-70000 70.0 15000 * 8800 * 4400 6000 3000 2400 6671.2

T7 Vacuum Hot Water Boiler: High-Efficiency Hot Water Solutions for Industrial & Commercial Applications

Fangkuai’s T7 vacuum hot water boiler achieves ​NOx emissions <28mg/m³ via triple-stage flue gas recirculation, outperforming EU Ecodesign 2022 standards while delivering ​90°C±1°C hot water at 3,800m altitudes (tested in Lhasa hotel projects). Its modular design enables ​52-hour installation cycles for critical medical sterilization systems requiring uninterrupted 72-hour operation.

T7 vacuum hot water boiler cases3

1. Ultra-Low Emission Eco-Technology

Equipped with fully premixed surface burners, the T7 reduces CO emissions to ​8ppm (TÜV Rheinland certified). Implemented in Shanghai commercial complexes, it cuts carbon emissions by ​41%​ versus conventional boilers. The integrated condensing recovery system boosts thermal efficiency by ​3.7%​, complying with California’s stringent CARB 2024 regulations.

2. Harsh Environment Performance

  • ​-30°C cold starts achieved in ​18 minutes, ensuring ​18t/h output during -25°C blizzards for Qinghai-Tibet Railway heating
  • Altitude compensation tech maintains ​**>91% efficiency** at 3,000m elevations through automatic air-fuel ratio correction
T7 vacuum hot water boiler cases2

T7 vacuum hot water boiler cases

3. Rapid Deployment Capability

Pre-assembled control cabinets enable plug-and-play commissioning:

  • 4.2MW units installed in ​39 hours at Hangzhou textile mills (55% faster than traditional boilers)
  • Compact ​2.1×1.8m footprint for 3MW units adapts to marine retrofit projects

4. Smart Load Adaptation

PLC systems scan terminal demand ​every 4 seconds:

  • 23% gas savings achieved in Qingdao hotel retrofits
  • Touchscreen interface predicts maintenance needs, extending service intervals to ​8,600 hours
T7 vacuum hot water boiler cases1

T7 vacuum hot water boiler cases

5. Advanced Heat Transfer Tech

Silicon-aluminum finned tubes (237W/m·K conductivity):

  • Improve heat exchange efficiency by ​41%​
  • Reduce vibrations to ​**<2.5μm/s**
  • Nanjing meat processing plant case: ​12% fuel savings & ​2-year maintenance cycles

6. Multi-Scenario Heating Solutions

  • Pharmaceuticals: FDA 21 CFR Part 11 compliant ​121°C±0.5°C steam for vaccine production
  • District Heating: ​**¥1.4/m²/day cost reduction** in Shenyang residential retrofits
  • Food Processing: ​85°C±0.3°C precision meets HACCP washdown standards

7. Comprehensive Safety Systems

  • 16-point pressure monitoring matrix (±0.02MPa accuracy)
  • 0.02s emergency cutoff valves (ASME Section IV certified)
  • Anti-freeze protection maintains ​72-hour standby at -35°C (Harbin field tests)

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