|
D |
Shell dimensions |
|
O |
Metal shell projected
into combustion chamber |
| |
|
Complies with relevant ISO
standard |
| |
O |
Does not comply with
relevant ISO standard |
|
R |
Interference suppress |
| |
|
No interference suppression |
| |
R |
Interference suppression
|
| |
X |
Resistor reducing electrode
burn-off |
|
15 |
Heat range |
| |
Hot |
Cold |
|
| |
19 |
18 |
17 |
16 |
15 |
14 |
12 |
10 |
08 |
|
|
L |
Spark gap design |
| |
|
Not projected insulator tip
|
| |
Y |
Projected insulator tip
|
| |
L |
Extremely projected
insulator tip
|
| |
T |
Projected insulator tip and
three ground electrodes EXTRA |
| |
LG |
Extremely projected
insulator tip and ring-shaped spark gap PREMIUM |
| |
Z |
Two auxiliary electrodes on
the insulator tip and ring-shaped electrode gap PREMIUM |
| |
TX |
One auxiliary electrode on
the insulator tip and three ground electrodes PREMIUM |
| |
LT |
Extremely projected
insulator tip and three ground electrodes EXTRA |
|
C |
Elektrode material |
| |
|
Nickel-alloy centre
electrode
|
| |
C |
Copper cored centre
electrode SUPER |
| |
S |
Silver centre electrode
SILVER |
| |
P |
Centre electrode with
platinum contact PLATIN |
| |
PP |
Centre and ground electrode
with platinum contact PLATIN |
|
-1 |
Spark gap |
| |
|
0,4 - 0,9 mm |
| |
-05 |
0,5 mm |
| |
-1 |
1,0 - 1,1 mm |
| |
-3 |
1,3 mm |
| |
-X |
Special |
