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GB.TBLZ350.170214

We reserve the right to alter specifications. 

www.swegon.com     1

Instructions for the Installation of the type TBLZ-3-50  
Zone Control Box (X zone) 
GOLD

1. General

The zone control box consists of two IQlogic

+

 modules 

and one transformer (230 VAC/24 VAC) mounted inside a 
metallic enclosure.  
Necessary wiring terminals are provided for connection 
to external components. The metallic enclosure has cable 
gland screw caps for cable entry. 
See also the separate guide to the Xzone functions.

2. Range of Application

Sometimes more than one temperature zone is required in 
a ventilation system. Different temperature needs in vari-
ous parts of a building may be due to the perimeter wall 
of the building facing north or south, diverse operations 
conducted inside or other reasons, for instance. The func-
tion is designed for one extra temperature zone, max.

3. Installation

Secure the zone control box to a wall, the air handling unit 
or the like by means of four screws.

4. Technical Data

Supply voltage

230 V AC or 400 V AC, 
max. 10 A

CE-approved to

EN 61000-6-2,  
EN 61000-6-3

Enclosure class

IP 65

Ambient temperature  
at relative humidity

-40 °C – +55 °C
10 – 95%

Relay contacts

2 A/AC3, 5 A/AC1

Weight

8 kg

Dimensions (Width x 
Height x Depth)

300 x 400 x 120 mm

Fuse protection

2-pin connector, 0.25 A, C 
characteristic

Transformer

24 V AC/24 VA

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