ESL TORQUE LIMITER ECONOMY CLASS WITH CLAMPING HUB, PRESS-FIT VERSION FOR DIRECT DRIVES
Specifications ESL
| ESL Series | |
| Type | |
| Rated torque (Nm) | TKN |
| Inside diameter possible from Ø to Ø H7 (mm) | D1 |
| Inside diameter possible from Ø to Ø H7 (mm) | D2 |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 |
| Approximate weight (kg) | |
| Distance (mm) | G1 |
| Distance (mm) | G2 |
| Mounting length (mm) | C1 |
| Mounting length (mm) | C2 |
| Outside diameter of hub (mm) | B1 |
| Flange outside diameter (mm) | B2 |
| Set screws DIN 916*** | I |
| Overall length (mm) | A |
| Adjustment range* available from - to (Nm) | TKN |
| Actuation distance (mm) | K |
| Inside diameter max. (elastomer) (mm) | DE |
| CAD Portal |
| ESL Series | |
| Type | |
| Rated torque (Nm) | TKN |
| Inside diameter possible from Ø to Ø H7 (mm) | D1 |
| Inside diameter possible from Ø to Ø H7 (mm) | D2 |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 |
| Approximate weight (kg) | |
| Distance (mm) | G1 |
| Distance (mm) | G2 |
| Mounting length (mm) | C1 |
| Mounting length (mm) | C2 |
| Outside diameter of hub (mm) | B1 |
| Flange outside diameter (mm) | B2 |
| Set screws DIN 916*** | I |
| Overall length (mm) | A |
| Adjustment range* available from - to (Nm) | TKN |
| Actuation distance (mm) | K |
| Inside diameter max. (elastomer) (mm) | DE |
| CAD Portal |
| ESL Serien | 10 | ||
| Type | A | B | ||
| Rated torque (Nm) | TKN | 12,5|16 | |
Inside diameter possible from Ø to Ø H7 (mm) | D1 | 6-18 | |
Inside diameter possible from Ø to Ø H7 (mm) | D2 | 6-12 | |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 | 0,02 | |
| Approximate weight (kg) | 0,15 | ||
| Distance (mm) | G1 | 6 | |
| Distance (mm) | G2 | 3,5 | |
| Mounting length (mm) | C1 | 12 | |
| Mounting length (mm) | C2 | 20 | |
| Outside diameter of hub (mm) | B1 | 32 | |
| Flange outside diameter (mm) | B2 | 32 | |
| Set screws DIN 916*** | I | je nach Bohrungsdurchmesser siehe Tabelle unten | |
| Overall length (mm) | A | 45 | |
| Adjustment range* available from - to (Nm) | TKN | 1-12 | |
| Actuation distance (mm) | K | 0,6 | |
| Inside diameter max. (elastomer) (mm) | DE | 14,2 | |
| 10 | |||
| CAD |
| ESL Series | |
| Type | |
| Rated torque (Nm) | TKN |
| Inside diameter possible from Ø to Ø H7 (mm) | D1 |
| Inside diameter possible from Ø to Ø H7 (mm) | D2 |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 |
| Approximate weight (kg) | |
| Distance (mm) | G1 |
| Distance (mm) | G2 |
| Mounting length (mm) | C1 |
| Mounting length (mm) | C2 |
| Outside diameter of hub (mm) | B1 |
| Flange outside diameter (mm) | B2 |
| Set screws DIN 916*** | I |
| Overall length (mm) | A |
| Adjustment range* available from - to (Nm) | TKN |
| Actuation distance (mm) | K |
| Inside diameter max. (elastomer) (mm) | DE |
| CAD Portal |
| ESL Serien | 20 | ||
| Type | A | B | ||
| Rated torque (Nm) | TKN | 17|21 | |
Inside diameter possible from Ø to Ø H7 (mm) | D1 | 8-25 | |
Inside diameter possible from Ø to Ø H7 (mm) | D2 | 8-19 | |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 | 0,08 | |
| Approximate weight (kg) | 0,2 | ||
| Distance (mm) | G1 | 9 | |
| Distance (mm) | G2 | 4 | |
| Mounting length (mm) | C1 | 25 | |
| Mounting length (mm) | C2 | 22 | |
| Outside diameter of hub (mm) | B1 | 42 | |
| Flange outside diameter (mm) | B2 | 46 | |
| Set screws DIN 916*** | I | je nach Bohrungsdurchmesser siehe Tabelle unten | |
| Overall length (mm) | A | 64 | |
| Adjustment range* available from - to (Nm) | TKN | 3-19 | |
| Actuation distance (mm) | K | 0,7 | |
| Inside diameter max. (elastomer) (mm) | DE | 19,2 | |
| 20 | |||
| CAD |
| ESL Series | |
| Type | |
| Rated torque (Nm) | TKN |
| Inside diameter possible from Ø to Ø H7 (mm) | D1 |
| Inside diameter possible from Ø to Ø H7 (mm) | D2 |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 |
| Approximate weight (kg) | |
| Distance (mm) | G1 |
| Distance (mm) | G2 |
| Mounting length (mm) | C1 |
| Mounting length (mm) | C2 |
| Outside diameter of hub (mm) | B1 |
| Flange outside diameter (mm) | B2 |
| Set screws DIN 916*** | I |
| Overall length (mm) | A |
| Adjustment range* available from - to (Nm) | TKN |
| Actuation distance (mm) | K |
| Inside diameter max. (elastomer) (mm) | DE |
| CAD Portal |
| ESL Serien | 60 | ||
| Type | A | B | ||
| Rated torque (Nm) | TKN | 60|75 | |
Inside diameter possible from Ø to Ø H7 (mm) | D1 | 12-32 | |
Inside diameter possible from Ø to Ø H7 (mm) | D2 | 12-24 | |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 | 0,15 | |
| Approximate weight (kg) | 0,5 | ||
| Distance (mm) | G1 | 11 | |
| Distance (mm) | G2 | 4 | |
| Mounting length (mm) | C1 | 30 | |
| Mounting length (mm) | C2 | 31 | |
| Outside diameter of hub (mm) | B1 | 56 | |
| Flange outside diameter (mm) | B2 | 59 | |
| Set screws DIN 916*** | I | je nach Bohrungsdurchmesser siehe Tabelle unten | |
| Overall length (mm) | A | 80 | |
| Adjustment range* available from - to (Nm) | TKN | 5-60 | |
| Actuation distance (mm) | K | 1,1 | |
| Inside diameter max. (elastomer) (mm) | DE | 26,2 | |
| 60 | |||
| CAD |
| ESL Series | |
| Type | |
| Rated torque (Nm) | TKN |
| Inside diameter possible from Ø to Ø H7 (mm) | D1 |
| Inside diameter possible from Ø to Ø H7 (mm) | D2 |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 |
| Approximate weight (kg) | |
| Distance (mm) | G1 |
| Distance (mm) | G2 |
| Mounting length (mm) | C1 |
| Mounting length (mm) | C2 |
| Outside diameter of hub (mm) | B1 |
| Flange outside diameter (mm) | B2 |
| Set screws DIN 916*** | I |
| Overall length (mm) | A |
| Adjustment range* available from - to (Nm) | TKN |
| Actuation distance (mm) | K |
| Inside diameter max. (elastomer) (mm) | DE |
| CAD Portal |
| ESL Serien | 150 | ||
| Type | A | B | ||
| Rated torque (Nm) | TKN | 160|200 | |
Inside diameter possible from Ø to Ø H7 (mm) | D1 | 19-38 | |
Inside diameter possible from Ø to Ø H7 (mm) | D2 | 19-32 | |
| Moment of inertia per hub (10-3 kgm2) | J1/J2 | 0,5 | |
| Approximate weight (kg) | 1 | ||
| Distance (mm) | G1 | 12 | |
| Distance (mm) | G2 | 4 | |
| Mounting length (mm) | C1 | 35 | |
| Mounting length (mm) | C2 | 35 | |
| Outside diameter of hub (mm) | B1 | 66,5 | |
| Flange outside diameter (mm) | B2 | 75 | |
| Set screws DIN 916*** | I | je nach Bohrungsdurchmesser siehe Tabelle unten | |
| Overall length (mm) | A | 90 | |
| Adjustment range* available from - to (Nm) | TKN | 20-150 | |
| Actuation distance (mm) | K | 1,4 | |
| Inside diameter max. (elastomer) (mm) | DE | 29,2 | |
| 150 | |||
| CAD |
Properties
- Design: The R+W SERVOMAX elastomer coupling with integral multi position torque limiter.
- Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
- Material:
- torque limiter: high strength steel
- detent balls made of hardened steel.
- clamping hubs: high strength aluminum.
- elastomer insert: precision molded, wear resistant and thermally stable polymer.
- Speeds: Negligible abrasion with disengagement speeds of up to 200 rpm. Higher speeds upon request.
- Properties of Elastomer Coupling model ESL:
- reliable torque overload protection
- compact simple design
- multi position engagement
- low wear
- economical design
- backlash free due to reliable R+W design
- press fit design
Overview