Input seals

Sealing system

Recommended
use

Sealing system
design

Recommended
maintenance
interval

Material

NBR

Standard sealing system

  • Speeds up to 1800 min-1
  • Temperature range -40 °C to +80 °C

Oil seal according to Fig. 1

≈ 10 000 h

High-quality NBR (nitrile butadiene rubber)Nitrile butadiene rubber and fluorocarbon rubber in accordance with SEW-EURODRIVE specification 97 118_15.

FKM

Sealing system for increased
rotational speeds and/or increased temperatures

  • Speeds up to 4500 min-1
  • Temperature range -25 °C to +115 °C
  • S3 operation
    (high switching
    frequencies)

Oil seal with
optimization based on Fig. 1

≈ 10 000 h

High-quality FKM (fluorocarbon
rubber mixture)Nitrile butadiene rubber and fluorocarbon rubber in accordance with SEW-EURODRIVE specification 97 118_15.

Premium Sine SealPremium Sine Seal is designated only for the A-side of the motor. An FKM oil seal is used on the B-side.

Premium sealing system for longer service life

  • Speeds up to 4500 min-1
  • Temperature range -25 °C to +115 °C
  • S3 operation
    (high switching
    frequencies)
  • Extended maintenance interval
  • Especially
    recommended with CLP PG NSF H1 lubricants
  • Especially
    recommended with GearOil by SEW‑EURODRIVE

Premium Sine Seal according to Fig. 2

≈ 20 000 h

High-quality FKM (fluorocarbon
rubber mixture)Nitrile butadiene rubber and fluorocarbon rubber in accordance with SEW-EURODRIVE specification 97 118_15.

Premium Sine Seal conductivePremium Sine Seal is designated only for the A-side of the motor. An FKM oil seal is used on the B-side.

Premium sealing system for longer service life
with electrically
conductive fleece to suppress
bearing currents

  • Speeds up to 4500 min-1
  • Temperature range -25 °C to +115 °C
  • S3 operation
    (high switching
    frequencies)
  • Current passage in the motor bearings
  • Especially
    recommended with GearOil by SEW‑EURODRIVE

Premium Sine Seal with electrically conductive
properties based
on Fig. 3

≈ 20 000 h

High-quality FKM (fluorocarbon
rubber mixture)Nitrile butadiene rubber and fluorocarbon rubber in accordance with SEW-EURODRIVE specification 97 118_15., fleece with
electrically
conductive
properties