65
INDEX
Technical information
Technical information
Sensor table
The table shows all sensor resist-
ance at different temperatures.
Temperature
(ºC)
k
Ω
-40
154,300
-35
111,700
-30
81,700
-25
60,400
-20
45,100
-15
33,950
-10
25,800
-5
19,770
0
15,280
5
11,900
10
9,330
15
7,370
20
5,870
25
4,700
30
3,790
35
3,070
40
2,510
45
2,055
50
1,696
55
1,405
60
1,170
65
0,980
70
0,824
75
0,696
80
0,590
85
0,503
90
0,430
Output data at +7/35º and +7/50º are stated according to
the European standard EN 255.
Model IVT Optima
1000
1300
Emitted/Supplied output at +7/35º
kW
10,5 / 2,7
13,7 / 3,6
Emitted/Supplied output at +7/50º
kW
9,6 / 3,1
13,3 / 4,2
Nominal fl ow heat transfer fl uid
l/s
0,34
0,44
Internal pressure drop
heat transfer fl uid
kPa
4
5
Fan speed, no. of steps
1
Air fl ow
m³/h
4000
5500
Electrical consumption fan
A
0.4A (400V N3)
0.7A (400V N3)
Electrical supply
400V, N3-phase or
Fuse size
AT
10
16
Compressor
Piston
Highest outgoing heating medium
temperature
ºC
55
Refrigerant quantity (R407C)
kg
3,2
3,3
HTF connection, clamping ring
CU
28
Rec. circulation pump P2
Wilo Star RS 25/6
Defrosting system
Hot gas with four-way valve
Dimensions (WxDxH)
mm
920x704x1587
Weight
kg
155
160
Colour
Champagne
Outer casing
Galvanised enamelled plate
