Energy Recovery Ventilation System
9
② Thermal efficiency is tested according to related test method and
temperature condition specified in standard EN 13141-7:2010. Actual
thermal efficiency may be various due to actual temperature condition.
③ Specifications may be changed due to product improvement. Please
refer to nameplates of the units.
④ The nominal static pressure is the static pressure tested acquiescently
when leaving the factory, other high-level filter might affect unit
performance parameter.
2.4 Accessory List
Table4 Accessory list
Unit: pc
Model
Wired
controller
Nut M10
with washer
Nut M10
Flat washer
10
Spring washer
10
FHBQGL-D2.5DA-T 1 4 4 4 4
FHBQGL-D3.5DA-T 1 4 4 4 4
FHBQGL-D5DA-T 1 4 4 4 4
NOTE! The package carbon of unit can be used for locating the unit during
installation.
3 Installation
3.1 General Instruction
User should consign the model selection and engineering design to
professional HVAC engineers and employ experienced constructor to complete the
construction. The design and construction should be in accordance with relevant
national norms, regulations.
3.2 Engineering Design
PVC ducts for outdoor air inlet and indoor air supply shall be equipped by the
user. As the unit adopts DC motor, air volume can keep constant in a certain system
resistance range. If system resistance exceeds this range, air volume will be lower