Elmo Rietschle G-BH9 - Manual (Page 18)

Installation
610.44434.40.000 18 / 32 © Gardner Denver Deutschland GmbH
5.3 Connecting pipes/hoses (vacuum
pump/compressor)
Mufflers:
The pump-motor units are delivered with mufflers
(indicated with arrows in the following
illustrations) for the inlet and discharge
connections as standard equipment.
On delivery the mufflers are already mounted on
the following pump-motor units.
Fig. 2: 2BH1… (single-impeller pump-motor
units), 2BH9 23
Fig. 3: 2BH1640 (two-impeller pump-motor unit
with double-flow design)
Fig. 4: 2BH1840-7G... (two-impeller pump-motor
unit with double-flow design)
Fig. 5: 2BH1840-7J... (two-impeller pump-motor
unit with double-flow design)
Fig. 6: 2BH1840-7L... (two-impeller pump-motor
unit with double-flow design)
Fig. 7: 2BH1943 (two-impeller pump-motor unit
with double-flow design)
On two-impeller pump-motor units with a two-
stage design of the types 2BH1310 to
2BH1910
the discharge-side muffler is included
loose for packing-related reasons and must be
mounted by the customer.
Fig. 8: 2BH1310 ... 2BH1610, 2BH1910
(two-impeller pump-motor units with a two-
stage design)
Fig. 9: 2BH1810 (two-impeller pump-motor unit
with a two-stage design)