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2VV.
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ver.5 5-05-20
6. INSTALLATION
6.4 – 2.1 Non-integrated electric
preheater (accessories)
TECHNICAL DATA
● Duct heater powered by 400 V AC and control
voltage 0-10V DC
● CABLE: size of the power cord should be cho
-
sen according to the heater´s output/input and
according to conditions of the connection. The
minimum sizes for the recommended outputs/
inputs are listed in Chapter 6.4-1 Power Cable
● Control cable of the electric heater - cable with
two conductors with the minimum cross-section
of 0.5 mm2 Maximum length of 50 m.
This accessory is sold seperately
Recommended types of electrical preheating
Types
of ventilation
units
Type
of preheating
Total power
[kW]
Current
[A]
HR95-080..-..-....
EOKO-250-3,0-3-D
3
4,3
HR95-150..-..-....
EOKO-355-7,5-3-D
7,5
10,8
HR95-250..-..-....
EOKO-400-7,5-3-D
7,5
10,8
HR95-350..-..-....
EOKO-560-12,0-3-D
12
17,3
HR95-450..-..-....
EOKO-560-12,0-3-D
12
17,3
HR95-550..-..-....
EOKO-630-24,0-3-D
24
34,7
6.4-2.2 External control
TECHNICAL DATA
● Low voltage switching contact - maximum possi
-
ble contact load 12 V, 0.4 A.
● CABLE: cable with two conductors with a min.
cross-section of 0.5 mm2 Maximum length of 50
m.
● The contact is normally closed. When opening
the contact, the unit turns off.
This accessory is sold seperately
6.4-2.3 Fire contact
TECHNICAL DATA
● Low voltage switching contact - maximum
possible contact load 12 V, 0.4 A.
● CABLE: cable with two conductors with a min.
cross-section of 0.5 mm2 Maximum length of 50
m.
● The contact is normally closed. When disconne
-
cted, the ventilation unit operates according to
the pre-set output.
The required output can be set in the
service menu - Chapter 7.6-12
This accessory is sold seperately
6.4-2.4 Servomotor for closing
air inlet regulators with spring
(Accessories)
TECHNICAL DATA
● Servomotor is supplied with 230 V AC – three
-
-conductor control cable
● CABLE: cable with three conductors with a
min. cross-section of 0.5 mm2 Maximum len
-
gth of 50 m.
This accessory is sold seperately