GB-7
D
GB
F
NL
I
E
50 mm
3
4
5
2
▷
Tighten the clamping ring with a torque of 30 Nm.
6
Insulate the ceramic tube.
7
Reinstall the burner, see page 3 (Installation).
Accessories
Gas nozzle
Burner
Gas
type*
mm
(inch)
Order No.
ZMI/ZMIC
ZMI..T
ZMI 6
B
0.94
(0.037)
75455010 75442157
G
0.76
(0.029)
75455147 75448032
D
1.30
(0.051)
75455146
–
ZMI 5
B
1.40
(0.055)
75455012 75443157
G
1.05
(0.041)
75455149 75448031
D
1.78
(0.070)
75455148
–
ZMIC 8
B
1.40
(0.055)
75455012
–
G
1.05
(0.041)
75455149
–
D
1.78
(0.070)
75455148
–
*
B
= Natural gas
G
= LPG
D
= Coke oven gas, town gas
Ceramic paste
Apply ceramic paste to the screw connections after
replacing any burner components in order to avoid
cold-setting.
Order number: 05012009.
Technical data
ZMI
Capacity:
ZMI 16: 1 to 2 kW (3.8 to 7.6 10
3
BTU/h),
ZMI 25: 2.5 to 4 kW (9.5 to 15.1 10
3
BTU/h)
(1.5 to 3.3 kW in conjunction with coke oven gas,
town gas).
Capacities in kW refer to the lower calorific
value H
u
and capacities in BTU/h refer to the upper
calorific value H
o
.
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,
Type of document: Flow rate curve).
Burner length increments: 100 mm (4").
Gas types: natural gas, LPG (gaseous) and coke
oven gas; other types of gas on request.
For cold air only.
Flame control: with flame rod.
Ignition: direct spark ignition (5 kV ignition trans-
former).
Right-angle terminal boot: interference-sup-
pressed.
Housing: aluminium.
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.
Storage temperature: -20°C to +40°C.
ZMIC
Capacity:
2.5 to 4.2 kW (9.5 to 15.9 10
3
BTU/h).
Capacities in kW refer to the lower calorific
value H
u
and capacities in BTU/h refer to the upper
calorific value H
o
.
Gas inlet pressure: up to 100 mbar (up to 40 "WC),
air inlet pressure: up to 120 mbar (up to 47 "WC),
each depending on the gas type
(burner pressures – see www.docuthek.com,
Type of document: Flow rate curve).
Burner length increments: 100 mm (4"),
length increments of the ZMIC 28..K: 50 mm (2").
Gas types: natural gas, LPG (gaseous) and coke
oven gas; other types of gas on request.
Replace
ceramic tube
and copper
ring.
Lubricate retain-
ing piece with
ceramic paste
before fitting
the clamping
ring.
