The Estun ER20-1200-MI is a 6-axis articulated industrial robot in the ER20-MI series, rated for a 20 kg wrist payload and a 1200 mm reach with +/-0.03 mm repeatability. Its IP67 arm weighs 148 kg and can be floor- or ceiling-mounted, with maximum axis speeds from 250 deg/s on J2 up to 700 deg/s on J6. It is positioned for high-speed, high-precision welding, handling and machine-tending duty in automotive, metal-processing, electronics and new-energy lines.
Highlights
- 20 kg rated wrist payload with 1200 mm reach and +/-0.03 mm repeatability
- Six axes with maximum speeds from 250 deg/s (J2) to 700 deg/s (J6)
- IP67 arm rated for harsh environments, 148 kg mass, floor or ceiling mounting
- Allowable wrist torque 47.9 N.m (J4/J5) and 20.5 N.m (J6)
- Full-load power consumption 1.43 kW; 5 m robot cable supplied as standard
- 12 safety functions certified to ISO 13849 PL d by TUV Rheinland
Technical parameters
Motion range
| J1 range | +/-170 deg |
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| J2 range | +/-140 deg |
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| J3 range | -250 to +70 deg |
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| J4 range | +/-210 deg |
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| J5 range | +/-130 deg |
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| J6 range | +/-360 deg |
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Speed
| J1 max speed | 270 deg/s |
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| J2 max speed | 250 deg/s |
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| J3 max speed | 380 deg/s |
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| J4 max speed | 520 deg/s |
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| J5 max speed | 450 deg/s |
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| J6 max speed | 700 deg/s |
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Wrist load
| Allowable torque J4/J5 | 47.9 N.m |
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| Allowable torque J6 | 20.5 N.m |
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| Allowable inertia J4/J5 | 2.05 kg.m2 |
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| Allowable inertia J6 | 1.33 kg.m2 |
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Mounting
| Installation | Floor / ceiling |
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Power
| Full load, full speed | 1.43 kW |
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| Enable on zero position | 0.41 kW |
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Drive
| Drive mode | Electrical servo drive with AC servo motor |
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Pneumatic
| Air pipe | 2 x 8 mm tubes, 0.59 MPa (86 psi) |
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I/O
| Digital I/O connection | 12-pole connector on forearm and on base plate |
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Environment
| Ambient temperature | 0 to 45 degC |
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| Ambient humidity | 20-80% RH |
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| Storage temperature | -25 to +55 degC |
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Applications
- Arc welding
- Spot welding
- Machine tending
- Pick and place
- Polishing and deburring
- Palletizing
- Assembly
- Material handling
Manufacturer
Estun Automation Co., Ltd., Nanjing, Jiangsu · https://www.estun.com
Estun Automation is a Chinese industrial automation group listed on the Shenzhen Stock Exchange (code 002747), founded in 1993 and headquartered at 1888 Jiyin Avenue, Jiangning District, Nanjing. It develops motion control components (AC servo systems, inverters, PLCs, HMI, CNC), industrial robots and industrial digital products. Its robot line covers more than 54 specifications of mainly six-axis machines with payloads from 3 kg to 600 kg, and the group holds overseas operations including Trio (UK), Cloos and M.A.i. (Germany).
Sources
- https://en.estun.com/static/upload/file/20240521/1716275668856580.pdf
- https://en.estun.com/?list_13/
- https://encycam.com/component-library/estun-er20-1200
- https://robodk.com/robot/Estun/ER20-1200-MI