Heating and Air Conditioning Technology

Accreditation

In the area of railway carriage environment the testing laboratory performs the following heating and air conditioning technology tests:

• Tests of heating, ventilation and air conditioning:
  • Preheating test,
  • Pre-cooling test,
  • Regulation test,
  • Air circulation test,
• Tests of thermal insulation of carriages:
  • Specification of the heat loss coefficient "k".

 The tests are performed in compliance with the following documents:

• Heating, ventilation and air conditioning:
  • ČSN EN 14750-1,
  • ČSN EN 14750-2 (for TL1),
  • ČSN EN 14813-1,
  • ČSN EN 14813-2 (for TL1),
• Thermal insulation properties of carriages:
  • ČSN EN 13129-2 (Art. 8.2),
  • ČSN EN 14750-2 (Art. 9.1),
  • ČSN EN 14813-2 (Art. 9.1),
  • UIC 553-1 (Art. 7.2),
  • TSI-Freight Wagons (Art. 4.2.6.1, 6.2.3.4),
  • TSI-Rolling Stock (Art. 4.1.11, 4.3.12).

 The purpose of the tests is verification of the specified parameters of comfort for passengers and in driver’s cab.