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Your advantages

Save installation space
because our ATEX-compliant helical-bevel gearmotor K..EDR.. makes optimum use of the available installation space.

Drive safely
as the explosion-protected design of the helical-bevel gearmotor is an important component in your explosion protection concept.

Reduce maintenance costs
because the K..EDR.. helical-bevel gearmotor is particularly low-maintenance and inexpensive to maintain.

Explosion-protected worm gearmotors S..EDR..

Explosion-protected helical-bevel gearmotors for a sensitive plant environment

With a K..EDR.. helical-bevel gearmotor, you can rely on a proven drive that impresses with its high efficiency.

With its ATEX-compliant design, the K..EDR.. helical-bevel gearmotor offers you a drive solution for confined spaces. Its high-quality, durable gear elements make this angular drive particularly efficient and low-maintenance at the same time.

SEW-EURODRIVE offers you this explosion-protected helical-bevel gearmotor in equipment categories II2GD and II3GD. The K..EDR.. helical-bevel gearmotor also impresses with its high performance profile. Depending on the individual configuration, you can realise power ratings from 0.12 kW to 45 kW with this drive solution.

All explosion-protected helical-bevel gearmotors in the K..EDR.. series are available in foot or flange-mounted design - with a full wave or as a model with a hollow shaft. This wide range of variants, its space-saving design and high cost-effectiveness make this proven gearmotor so flexible in use.
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Directives and standards worldwide TorqLOC® hollow shaft mounting system Adapters Long-term warranty Surface and corrosion protection Lubricants DUO diagnostic unit Brakes BE.. Encoders Diagnostics units option /DUE Oil seals Other additional features Find out more

Explosion-protected bevel gearbox

K series: three-stage
  • Gear unit complies with Directive 94/9/EC (ATEX) or, from 20 April 2016, EU Directive 2014/34/EU (ATEX), equipment group II, equipment category 2, design II2GD
    • for use in the European market
    • accepted in China
    • Accepted in Russia in connection with EAC certificates (successor to GOST-R)
  • certified protection types:
    • Protection type "c": Contactor protection through safe design (constructive safety) EN13463-1 and -5
  • Protection type "k": Protection by liquid encapsulation EN13463-1 and -8
  • All screws are additionally secured against automatic loosening
  • Gear unit has a separate nameplate
  • High-quality oil seals
  • High temperature resistance of the lubricant
  • High efficiency
  • Durable gearing design
  • Long maintenance-free service life
  • possible designs:
    • Foot or flange-mounted design
    • B5 or B14 flange-mounted design
    • Full wave or hollow shaft
    • Hollow shaft with keyway connection, shrink disc, splined hollow shaft or TorqLOC®

Size K..37 to K..187 explosion-protected (three-stage)

  • Double gearbox also possible for the lowest output speeds
  • Reduced backlash design
 More about explosion-protected bevel gearboxes K series

Explosion-protected AC motor

Series EDR..
  • Compliant with Directive 94/9/EC (ATEX), or from 20 April 2016 EU Directive 2014/34/EU (ATEX) and IECEx
    • Can be used in category 2G, 2GD and 3GD, 3D for zones 1 / 21 and 2 / 22
    • also available as a brakemotor in category 3
    • fulfil efficiency class IE2
    • in accordance with IECEx according to EPL Gb and Db as well as Gc and Dc
    • Motor types EDRS and EDRE motors audited and certified by the PTB in accordance with IECEx "Certified Equipment Scheme" with ExTr, QAR and CoC; more information on the certification system on the International Electrotechnical Commission website.
    • Operation on frequency converters, also in field weakening mode, for category 2 and 3 or EPL .b and .c
  • according to HazLoc-NA® (NEC500/C22.1)
    • motors are certified in accordance with the Class Division System and are therefore tailored to the explosion protection requirements of the North American market
    • available as type CID2, for Division 2 Class I for gas groups A, B, C and D
    • available as type CIID2, Division 2 Class II for dust groups F and G
    • available as type /CICIID2, for Division 2 Class I for gas groups A, B, C and D and Class II for dust groups F and G
    • Also available as a brakemotor
    • Operation with frequency inverter possible
 More about explosion-protected AC motors series EDR...

Gearmotor K..EDR..
gear unit EDR. motoring operation
Gearbox size mAmax Gear unit
Nm 		Size Power rating
kW
37 200 71S4 - 100LC4 0.12 - 3
47 400 71S4 - 100LC4 0.12 - 3
57 600 71S4 - 132M4 0.12 - 5.5
67 820 71S4 - 132M4 0.12 - 5.5
77 1 550 71S4 - 160M4 0.12 - 9.2
87 2 700 71M4 - 180L4 0.37 - 18.5
97 4 300 80S4 - 225M4 0.55 - 45
107 8 000 100M4 - 225M4 2.2 - 45
127 13 000 132M4 - 225M4 3.0 - 45
157 18 000 160M4 - 225M4 9.2 - 45
167 32 000 160M4 - 225M4 9.2 - 45
187 50 000 160M4 - 225M4 9.2 - 45
  • Potentially explosive users with air-gas or air-dust mixtures in accordance with Directive 94/9/EC (ATEX) or, from 20 April 2016, EU Directive 2014/34/EU (ATEX)
  • Applications with equipment category II2GD and II3GD
  • Use with air mixtures
    • with gases (G): in zones 1 and 2
    • with dusts (D): in zones 21 and 22

Examples:

  • Pallet conveyors
  • Belt conveyors
  • Chain conveyors
  • Vertical drives and lifting stations
  • Scissor lift tables
  • Goods lifts
  • Travelling and lifting drives in storage/retrieval systems