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Operating Instructions – Electronic Motor DRC.-..-SNI
3
DRC drive units in ASEPTIC / ASEPTICplus design
Unit Structure
A Scope of delivery
[A1] Mounting screws for cover made of stainless steel
[A2] Surface protection OS2 to OS4 for ASEPTIC design / OS4 for ASEPTIC
plus
design, see chapter
"Technical data and dimension sheets"
[A3] The delivered plastic screw plugs must be replaced by suitable screw plugs made of stainless
steel.
[A5] Pre-installed pressure compensation fitting (M16) with mounting positions M5, M6
[A6] Pre-installed pressure compensation fitting (M16) with mounting position M1, M2, M4, M4
Optional plug connectors (see chapter "Electrical installation") are available in connection with the
ASEPTIC / ASEPTIC
plus
version.
[A7] Features of gear units in ASEPTIC design
– Surface protection finish OS2 to OS4
Features of gear units in ASEPTIC
plus
design
– Available for gear units with solid shaft, hollow shaft with key or TorqLOC for the following gear
unit sizes: R27-87, F27-87, K37-87 and W37
– Gear unit output shaft including all retaining parts on the output shaft, such as screws, keys,
shrink disk, etc., are made of stainless steel
– If technically possible, the oil seals on the output are configured as double oil seals made from
FKM (Viton
®
)
– The breather valve of the gear units is made from stainless steel
– Surface protection finish OS4 for compatibility with common cleaning agents and disinfectants
– All surface recesses sprayed with elastic rubber compound
– All gear unit options can be selected
– All mounting positions M1 to M6 are available
B Required screw fittings
[B1] Screw plugs made of stainless steel
1)
[B2] Cable glands made of stainless steel
1)
The required screw fittings can be ordered from SEW-EURODRIVE. For an overview, refer to chapter
"Technical Data / Optional metal screw fittings".
1) Make sure to select plug seals that are compatible with the cleaning agents used
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