Installation; Dismantling; Electrical Connection; Final Start-Up - Helios GigaBox GBW EC 250 Notice De Montage Et D'utilisation

Installation and Operating Instructions
UK
WARNING
CHAPTER 4
OPERATION
NOTE
Centrifugal fans – GigaBox GBW EC.. / GBD EC..
fig.9
3.1

Installation

The fans are delivered in series as a complete unity, i.e. ready to install. With a raised installation position (not at ground
level) the unit must be well secured to prevent any movement. Here the wall brackets GB-WK.. (accessoies) are to be
used. For protected installation outdoors, the outdoor cover hood GB-WSD.. (accessories) and the rain drainage GB-
RA (accessories) must be mounted. With installation on a level surface put anti vibration mounts SDD-U (accessories)
under each corner between casing and surface to avoid vibration transmission.
Pay attention to the correct arrangement on the assembly of the discharge adapter.
3.2

Dismantling

The complete motor impeller unit is without disassembly of the remaining unit components to the rear side removable.
3.3

Electrical connection

The following checks are to be carried out:
– Check for operation according to the intended purpose of the fan!
– The series may not be opated in potentially hazardous atmospheres!
– All work must be carried out with the equipment fully isolated from the power supply. The electrical connec-
tion is to be carried out in accordance with the relevant wiring diagram and is only to be done by a certified
electrician. All relevant safety regulation, national standards and norms are to be adhered to.
– The connection to a low voltage network has to be carried out according to DIN VDE 0298-4. Assignment of con-
ductor cross-sections and the fuse protection required of them (overload protection, no device protection).
4.0

Final start-up

Before the final start-up the following checks are to be carried out:
- Check if installation and electrical connection is carried out professionally.
- Contionous protective conductor is present
- Attach controller e.g.: PU 10
- Check if safety equipment is mounted professionally.
- Discharge adapter must be installed correctly (Fig.6) (turned by 180° on delivery)
- Accessories (flexible connectors, strap etc..) must be taken out of the fan box.
– Protection against accidental contact
- Remove assembly residuals and foreign parts from the ventilation room.
- Test unhindered running of the impeller.
- Check if cable gland is tight.
- Do the connection data agree with the data on fan rating plate
– Operation:
- Put motor into operation by switching the enable signal.
- Check by slow increase of the setpoint specification even rotation and control behavior
The fan must run smoothly at each speed.
Condensate collector GB-
RA (accessories) for con-
desate drainage at the bot-
tom of the unit
6