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FANUC A06B A06B-0266-B400

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A06B-0266-B400

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The A06B-0266-B400 servo motor from FANUC's A06B series is engineered to deliver a rated output of 1.4 kW (1.9 HP). It boasts a maximum speed of 4,000 rpm and a peak torque capacity of 15 Nm (153 kgf · cm), making it suitable for high-performance applications.

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Technical specifications for A06B-0266-B400

ManufacturerFANUC
Product LineA06B
Part NumberA06B-0266-B400
Weight40.00 lbs (18.14 kg)
Rated Output1.4 kW (1.9 HP)
Maximum Speed4000 rpm
Maximum Torque15 Nm (153 kgfcm)
Stall Torque4.0 Nm (41 kgfcm)
Stall Current7.7 A (rms)
Torque Constant0.52 Nm/A (rms) (5.3 kgfcm/A (rms))
Back EMF Constant18 V (rms)/1000 rpm (0.17 V (rms)sec/rad)
Armature Resistance0.40 Ω
Mechanical Time Constant0.006 s
Thermal Time Constant25 min
Static Friction0.3 Nm (3 kgfcm)
Rotor Inertia0.00135 kgm² (0.0138 kgfcm²)
Max. Current of Servo Amp40 A (peak)

The FANUC servo motor model A06B-0266-B400 is a precision device designed for various automation applications. This motor achieves a rated output of 1.4 kW, equating to 1.9 HP, and can reach a maximum operational speed of 4000 rpm. With a maximum torque of 15 Nm (153 kgfcm), it delivers robust performance for demanding tasks.

Its stall torque is rated at 4.0 Nm (41 kgf · cm), effectively accommodating high-load conditions, while the stall current is specified at 7.7 A (rms). The torque constant is measured at 0.52 Nm/A (rms), translating into efficient energy conversion during operation.

For electrical characteristics, the back EMF constant is recorded at 18 V (rms) per 1000 rpm, reflecting the motor's efficiency in generating electrical feedback. The armature resistance is low at 0.40 Ω, which contributes to overall energy efficiency. The mechanical time constant, a crucial factor in dynamic applications, is noted at 0.006 seconds, indicating rapid response capabilities. Conversely, the thermal time constant of 25 minutes indicates the duration required for the motor to reach a steady thermal state during sustained operation.

Static friction is rated at 0.3 Nm (3 kgfcm), aiding in smooth operation and minimizing backlash. This motor has a unit weight of 7.5 kg, which can affect integration into machinery. Rotor inertia is measured at 0.00135 kg · m² (0.0138 kg · cm²), which is crucial for determining the dynamic response of the system. Finally, this motor is capable of handling a maximum servo amplifier current of 40 A at peak, making it suited for applications requiring high performance and reliability.