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4. TECHNICAL SPECIFICATIONS
VENCO VAX-J and VAX-JR Type Axial Jetfans;
There are bi-directional and reversible models which allow design flexibility
Ø
400 diameter
Hot deep galvanized sheet metal casing
Just aluminum adjustable blade angle
Aerodynamic profile impellers allow high efficiency and low noise
Die cast aluminum alloy fan hubs
Optimum capacity obtained hub and adjustable blade combinations
IP 67 terminal box is on the fan casing
Electrical motors with IP55
230 V, 1 phase, 50 Hz and 400 V, 3 phase, 50 Hz
Jetfan has silencers at both sides to have a laminar flow besides reducing the noise level
.Uni-directional jetfan has deflector one side and zinc plated guard. Reversible jetfan has deflector at
both ends
.
The jetfans are tested and approved at 300°C temperature for 2 hours regarding to EN 12101-3
standard.
5. INSTALLATION
The fan must be installed according to the air direction label on the fan. Before the start of assembly,
examine manually whether the fan wheel runs freely. Before installation, check the minimum air gap between
the blade tip and the housing according to the following table. During assembly, secure the assembly area.
Take precautions for any access by unauthorized persons. The fan should be installed in a way that makes
service and maintenance easy. A wiring diagram is applied on the inside of the junction box or separately
enclosed. Electrical installations must be made by trained and authorized electrician.
Figure 5.1
