FLENDER Couplings

FLEXIBLE COUPLINGS

N-EUPEX, N-EUPEX DS, RUPEX, N-BIPEX

Elastic FLENDER couplings are mateable and easy to assemble. The elastomer element compensates for shaft misalignment and absorbs impacts from the motor or work machines.

  • 2014/34/EU (ATEX) certified – for use in potentially explosive environments.
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N-EUPEX std N-EUPEX DS RUPEX RWN/RWS N-BIPEX
Coupling tipe: Pin Pin Pin and Bush Claw
Nominal torque range (TKN): 19Nm to 62’000Nm, with 23 sizes 60Nm to 21’200Nm, with 19 sizes 200Nm to 62’000Nm, with 26 sizes 12Nm to 4’650Nm, with 10 sizes
Permissible peripheral speed: 36m/s 36m/s 40m/s / 60m/s 36m/s
Operating temperature: -50°C to +100°C -50°C to +100°C -50°C to +100°C -50°C to +100°C
Permissible angular misalignment: 0.2° 0.2° 0.2° 0.1°

TORSIONALLY RIGID COUPLINGS

ZAPEX ZW, ZAPEX ZN, ARPEX

FLENDER compact steel couplings provide highly precise transmission of high torques especially under harsh operating conditions and at extreme temperatures.

  • 2014/34/EU (ATEX) certified – for use in potentially explosive environments.
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ZAPEX
ZW		 ZAPEX
ZN		 ARPEX
ARP-6		 ARPEX
ARS-ARC		 ARPEX
ARW-4/6		 ARPEX
ART-ARE
Coupling tipe: Gear Gear All-Steel All-Steel All-Steel All-Steel
Nominal torque range (TKN): 1’300Nm to 7’000’000Nm, with 31 sizes 1’020Nm to 162’500Nm, with 12 sizes 100Nm to 17’000Nm 170Nm to 1’450’000Nm 92Nm to 80’000Nm 1’000Nm to 585’000Nm
Permissible peripheral speed: 60m/s 60m/s 100m/s 55m/s / 100m/s 55m/s 200m/s
Operating temperature: -20°C to +80°C -20°C to +80°C -40°C to +280°C -40°C to +280°C -40°C to +280°C -40°C to +280°C
Permissible angular misalignment: 1° 0.5° 0.7° 0.2° to 0.7° 3° 0.18° to 0.25°

HYDRODYNAMIC COUPLINGS

FLUDEX

Smooth start, overload protection, torsional vibration damping – FLUDEX fluid couplings enable torque-limited start-up and have very low slippage at nominal loads.

  • 2014/34/EU (ATEX) certified – for use in potentially explosive environments.
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FLUDEX
Coupling tipe: Fluid
Nominal output range: 1.2kW to 2’500kW, with 15 sizes
Permissible peripheral speed: 80m/s
Operating temperature: -40°C to +40°C (amb)
Permissible angular misalignment: 0.2°

RAILWAY COUPLINGS

GKG, LBK, MBG, ZBG

Whether between motor and gear unit or between gear unit and axle – FLENDER rail couplings have proven themselves thousands of times in virtually every kind of rail vehicle worldwide.


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GKG LBK MBG ZBG
Coupling tipe: Cardan Connecting Rod Membrane Gear
Nominal torque range (TKN): up to 5’861Nm, with 5 sizes up to 5’731Nm, with 5 sizes up to 9’500Nm up to 3’000Nm
Operating temperature: -30°C to +70°C -30°C to +60°C -30°C to +60°C -50°C to +55°

HIGHLY FLEXIBLE COUPLINGS

ELPEX, ELPEX-B, ELPEX-S

Highly elastic FLENDER couplings are well-suited to connect asymmetrically operating machines. They are used preferably in periodically stimulated systems

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ELPEX std ELPEX-B ELPEX-S
Coupling tipe: Flexible Ring Rubber Tire Rubber Disk
Nominal torque range (TKN): 1’600Nm to 90’000Nm, with 9 sizes 24Nm to 14’500Nm, with 15 sizes 330Nm to 63’000Nm, with 17 sizesm
Permissible peripheral speed: 36m/s / 60m/s 35m/s 66m/s
Operating temperature: -40°C to +80°C -50°C to +50°C, –15 °C to +70 °C for chloroprene rubber -40°C to +120°C
Permissible angular misalignment: 0.5° 4° 0.5°

BACKLASH-FREE COUPLINGS

BIPEX-S, SIPEX

FLENDER couplings serve as a modular interface between motor and work machine to ensure reliable and backlash-free power transmission in servo- and positioning drives.

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BIPEX-S SIPEX
Coupling tipe: Claw Metal Bellow
Nominal torque range (TKN): 0.5Nm to 655Nm, with 10 sizes 0.1Nm to 5’000Nm, with 20 sizes
Rotational speed: up to 47’500rpm up to 15’000rpm
Operating temperature: -50°C to +120°C -30°C to +120°C
Permissible angular misalignment: up to 1.1° up to 2°
Electrically insulating, vibration-damping.