19
Radijator Inženjering d.o.o, 36000 Kraljevo, Živojina Lazića
- Solunca br.6, Srbija
tel. +381 36 399 140, fax. +381 36 399 150, http://www.radijator.rs
e-mail: radijator@radijator.rs
Type of boiler
Etaž
C20
Etaž
C25.1
Nominal power
kW
20
25
Water heating
kW
14
17
Direct heating
kW
6
8
Boiler mass
kg
225
240
Maximum operating pressure
bar
3
3
Required boiler subpressure
Pa
17-20
17-20
Volume of water in the boiler
l
18
20
Average flue gas temperature
°C
280
280
Flue connection on the top plate
mm
150
150
Water connections
col
1
1
Dimensions
A
960
1110
B
580
580
Ø
D
149
149
E
409
409
F
356
356
H
843
843
Connections for thermal safety drain valve VTO
D1
1/2"
1/2"
Connection for thermal safety drain probe
D2
1/2"
1/2"
Deaeration
D3
3/8"
3/8"
Hot water
D4
1"
1"
Safety pressure relief valve
D5
1/2"
1/2"
Filling / emptying
D6
1/2"
1/2"
Cold water
D7
1"
1"
Connection for secondary air
D8*
/
Connection for tertiary air
D9*
/
* These connections are not available on Etaž C25.1