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Installation and Operating Instructions
CHAPTER 1
GENERAL INFORMATION
ATTENTION
m
Standard execution
m
Special execution
HQ.. m – Axial high-performance fans
1.0
Important information
To ensure safety and correct operation please read and observe the following instructions carefully before proceeding
This document is part of the product and to be accessible and permanently stored as such. The operator is responsible
for compliance with all installation related safety.
1.1
Warning and safety instructions
Accompanying symbol is a safety-relevant prominent warning label. All safety regulations and/or symbols must
be absolutely adhered to, so that any danger situation is avoided.
1.2
Warranty – Exclusion of liability
All instructions of this documentation must be observed, otherwise all warranty claims are excluded.This also applies
to any liability claims extended to the manufacturer.
The use of accessories not offered or recommended by Helios is not permitted. Potential damages are not liable for
warranty.
1.3
Certificates
If the product is installed correctly and used to its intended purpose, it conforms to all applicable European Standards
at its date of manufacture.
1.4
Shipping
The fan is packed ex works in such a way that it is protected against normal transport strain. Carry out the shipping
carefully. It is recommended to leave the unit until installation in the original packaging to avoid possible damages and
soiling. For transport or for assembly the fan must be gripped at the casing or hooked to the integrated crane hooks.
Use here suitable lifting apparatus and mounting devices. Declarations of weight please see table 5,0 on page 8..
Do not transport the fan at connecting cables, terminal box or impeller.
Do not stand under suspended loads!
1.5
Receipt
Please check delivery immediately on receipt for accuracy and damage. If damaged, please notify carrier immediately.
In case of delayed notification, any possible claim may be void.
1.6
Storage
When storing for a prolonged time the following steps are to be taken to avoid damaging influences:
Protection of motor by dry, air- dustproof packing (plastic bags with drying agent and moisture indicators). The storage
place must be water proof, vibration-free and free of temperature variations.
When storing for several years or non-rotation of motor an inspection of the bearing before start-up must take place.
Besides, check the noiseless, free run of the impeller.
When transhipping (especially over longer distances) check if the packing is adequate for method and manner of trans-
portation. Damages due to improper transportation, storage or putting into operation are not liable for warranty.
1.7
Explosion-proof standard execution
The Helios standard explosion-proof HQ-fans comply with the EC-Directive 94/9/EG (
Product group Product category Zone definition Temperature class
Product group II
Category 2G
Binding information for each fan types are shown on the type plate.
According to EC Directive 94/9/EC (
commended minimum air gaps are shown in Table 3.2, page 5.
Explosion-proof for special executions:
HQ .. Ex-types in special executions may vary from the above information. Binding information are shown on the type
plate.
1.8
Application/Operation
– The explosion-proof axial high-performance fans, HQ.. Ex are suitable for use in hazardous areas or in
explosive atmosphere and in the range of its performance curve., see Helios sales information / Internet.
– The definition of the zones is to be carried out by the operator and is incumbent upon his responsibility (Directive
99/92 EC,
Industrial Safety Regulation, BetrSichV).
– For operation under difficult conditions, i.e high humidity, longer period of standstill, high pollution, excessive working
conditions through climatic, technical or electronic influences, further inquiry and operation release is necessary as
the standard execution might not be suitable.
– It is to be ensured that the predefined application according to standard is not exceeded. The permissible medium-and
ambient temperature is -20 °C to +40 °C. Other temperatures are indicated on the type plate.
– The HQ.. Ex axial high-performance fans are designed as components of a stationary ventilation system. They
may only be operated when installed as intended and the safety by protective installations and the
construction according to DIN EN 14986 required explosion protection measures are guaranteed.
Zone 1 and 2
T1-T3
Equipment Safety Act), minimum air gaps are required for the fans. The re-
1
Equipment Safety Act):
Type of protection
Fan „ c" constructual safety
HQW.. Ex* „ d" flameproof enclosure
HQD.. Ex* „ e" increased safety
UK
*Motor
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