Handbook HELLA 202108

13/103 | HELLA
PB-HELLA
Plenum Box for HELLA Diffuser
Ordering Codes
Number of Slots
1
2
3
4
Length L (mm) 1 Increment 100 mm
500
600
700
800
900
1000
1100
1200
1300
1400
1500
Insulation 1)
I1 Internal insulation
J External insulation
NOTES:
1 The external insulation J increases the dimension T (see the Dimensions picture on following page) by approximately
2 mm × 6 mm.
If no insulation is defined, the plenum box will come without insulation.
Plenum box PB-HELLA and mounting bridge MB-HELLA exclude each other in use with the same diffuser HELLA
Example of the Ordering Code
PB-HELLA-2-1000-I2
Plenum box for double slot diffuser HELLA, 1000 mm length, internal insulation.