GB-11
D
GB
F
NL
I
E
Technical data
ZAI
Capacity: approx. 1.8 – 3 kW.
Gas types: natural gas, LPG (gaseous) and coke
oven gas.
Gas inlet pressure: 20 – 60 mbar (8 – 24 "WC),
depending on the gas type.
Condition on delivery: for natural gas, max.
30 mbar (12 "WC),
(gas inlet pressures – see www.docuthek.com,
Kind of document: Flow rate curve).
Flame control: with ionization electrode.
Ignition: direct spark ignition (5 kV ignition trans-
former).
Ignition electrode adapter: interference-sup-
pressed.
Ignition head made of galvanized steel.
Retaining plate made of galvanized steel.
ZMI
Capacity:
ZMI 16: 0,8 to 2 kW,
ZMI 25: 2.5 to 4 kW (1.5 to 3.3 kW when used
with town gas, coke oven gas).
Gas inlet pressure: 15 to 70 mbar (6 to 27 "WC).
Air inlet pressure: 15 to 90 mbar (6 to 35 "WC),
each depending on the gas type
(burner pressures – see www.docuthek.com, Kind
of document: Flow rate curve).
Burner length increments: 100 mm.
Gas types: natural gas, LPG (gaseous) and coke
oven gas; other gases on request.
For cold air only.
Flame control: with ionization electrode.
Ignition: direct spark ignition (5 kV ignition trans-
former).
Ignition electrode adapter: interference-
suppressed.
Housing: AlSi.
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.
ZKIH
Capacity: approx. 2 to 5 kW.
Gas types: natural gas, LPG (gaseous) and coke
oven gas.
Gas inlet pressure: 5 to approx. 50 mbar (2 to
approx. 20 "WC),
air inlet pressure: 5 to approx. 30 mbar (2 to ap-
prox. 12 "WC),
each depending on the gas type
(burner pressures – see www.docuthek.com, Kind
of document: Flow rate curve).
On delivery: natural gas setting (gas and air pres-
sures: 20 mbar (8 "WC)).
For cold air only.
Flame control: with ionization electrode.
Ignition: direct spark ignition (5 kV ignition trans-
former).
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).
