GB-7
D
GB
F
NL
I
E
Accessories
Protective tube set
▷
For ZAI, heat-resistant.
35437010
1
2
Gas nozzle
For ZAI:
▷
1.8 mm.
▷
For operation with coke oven gas or town gas.
Order No. 74472880
NPT adapter set
▷
For connecting the pilot burner ZKIH to NPT pilot
gas and air supply lines. Comprising one adapter
with 1/4-18 NPT internal thread and one adapter
with 1/2-14 NPT internal thread.
74923430
1
Technical data
Ambient conditions
Protect the unit from precipitation, dirt and dust,
e.g. with a protective housing.
Do not allow any icing, condensation or dew in
and on the ZAI.
Avoid direct sunlight or radiation from red-hot
surfaces on the unit.
Note the maximum medium and ambient
temperatures!
Avoid corrosive influences, e.g. salty ambient air
or SO
2
.
The unit may be stored and installed outdoors
in the specified ambient conditions as long as a
weather protection cover is used.
Ambient, transport and storage temperature:
-15 to +60°C.
This unit is not suitable for cleaning with a
high-pressure cleaner and/or cleaning products.
Mechanical data
ZAI
Gas types: natural gas, LPG (gaseous), coke oven
gas, town gas and clean cold air.
Gas inlet pressure: approx. 10 – 60 mbar
(4 – 24 "WC), depending on the gas type.
Condition on delivery: for natural gas, max.
35 mbar (14 "WC),
(gas inlet pressures – see www.docuthek.com,
Type of document: Flow rate curve).
Ignition head made of galvanized steel.
Retaining plate made of galvanized steel.
ZKIH
Gas types: natural gas, LPG (gaseous), coke oven
gas and town gas.
Gas inlet pressure: 5 to approx. 50 mbar
(2 to approx. 20 "WC),
air inlet pressure: 5 to approx. 40 mbar
(2 to approx. 16 "WC),
each depending on the gas type
(burner pressures – see www.docuthek.com,
Type of document: Operating characteristic
diagram).
On delivery: natural gas setting (gas and air pres-
sures: 15 mbar (6 "WC)).
Housing: AlSi.
Protective tube: stainless steel.
Flame tube: heat-resistant steel.
Max. temperature at the tip of the flame tube:
< 1000°C (< 1832°F),
< 900°C (< 1652°F) for lambda < 1.
Max. temperature of the protective tube:
500°C (932°F).
Electrical data
Control: with flame rod.
Ignition: direct spark ignition (5 kV ignition trans-
former).
ZAI
Capacity: approx. 1.8 – 3 kW.
Spark electrode terminal boot:
interference-suppressed.
ZKIH
Capacity: approx. 2 – 5 kW.
