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Roof fan VKR

General information
- TU 4861-003-85589750
- Low pressure
- Single-sided suction
- Impeller blades-bent backwards
- Number of impeller blades - 12
- Fans can be completed with cups, valves and trays Purpose
- Fans are actively used in ventilation systems of exhaust type in public-administrative, residential buildings, production facilities, can be used for various sanitary and technical or production purposes.
- Movement of air and other gas-vapour-air mixtures with temperature not exceeding 80 °С, aggressiveness of which in relation to carbon steel of ordinary quality is not higher than that of air and with content of solid impurities not exceeding 100 mg/m3, not containing sticky substances and fibrous materials.
- The roof fan is installed on the roof of the building as the main link of the exhaust ventilation structure. Such fans are designed to operate without a network of ducts.
Operating conditions
  • - Fans of VKRS type are operated in conditions of temperate (U) and tropical (T) climate of the 1st placement category according to GOST 15150-69.
  • - Ambient temperature is from -40°C to +40°C (45°C for tropical fans).
  • - The content of sticky substances, fibrous materials, as well as dust, other solid substances should not exceed 100 mg/m3.