OCT
OCT
The servomotor AM8721 with anodized housing is designed for applications in food, pharmaceutical and chemical industries. It is suitable for drive solutions with highest demands on dynamics and performance in the 100…480 V AC voltage range. The motor is equipped with an OCT direct cable outlet and the standstill torque is 0.50 Nm. The servomotor with flange code R2 (77 mm) and motor length 1 has a shaft diameter b=9 k6 and a free shaft end of d=20 mm.
Product status:
regular delivery
Product information
| Data for 400 V AC | AM8721-wByz |
|---|---|
| Motor type | permanent magnet-excited three-phase synchronous motor |
| Nominal voltage | 400…480 V AC |
| Standstill torque | 0.5 Nm |
| Rated torque | 0.50 Nm |
| Peak torque | 2,68 Nm |
| Rated speed | 8000 min-1 |
| Rated power | 0.42 kW |
| Standstill current | 0.85 A |
| Peak current | 4.90 A |
| Torque constant | 0.588 Nm/A |
| Rotor moment of inertia | 0.139 kgcm² |
| Motor feedback | OCT, 24 bit, SIL 2-capable, single-turn or multi-turn absolute encoder, electronic nameplate
OCT, 24 bit, SIL 2-capable, single-turn or multi-turn absolute encoder, electronic nameplate, B/SSD |
| Cooling | convection |
| Connection technology | M23 speedtec® socket or direct connection for AX5000/AX8000 |
| Ambient temperature (operation) | +5…+40°C |
| Approvals/markings | CE, EAC |
All electric quantities are RMS values.
| Housing data | AM87xx |
|---|---|
| Protection rating | IP69K not including shaft feedthrough |
| Design form | flange-mounted according to IM B5, IM V1, IM V3 |
| Material | aluminum |
| Coating/surface | anodized |
| Dimensions | AM8721-wByz |
|---|---|
| a | 40 j6 |
| b | 9 k6 |
| d | 20 mm |
| l | 63 mm |
| r | 77 mm |
| k (without brake) | 131 mm |
| k (with brake) | 166 mm |
| Order reference
AM8721-wByz-caaa | |
|---|---|
| w = 0 | smooth shaft with sealing ring IP69K exclusive shaft feedthrough |
| w = 1 | shaft with groove and feather key according to DIN 6885 and sealing ring IP69K exclusive shaft feedthrough |
| y = G | One Cable Technology for power and feedback: feedback transmission via motor cable, no feedback cable necessary, electronic nameplate, single-turn, absolute position within one revolution, resolution 24 bit, SIL 2-capable (mandatory for TwinSAFE Safe Motion functions at AX8xxx-x2xx) |
| y = H | One Cable Technology for power and feedback: feedback transmission via motor cable, no feedback cable necessary, electronic nameplate, multi-turn, absolute position within 4096 revolutions, resolution 24 bit, SIL 2-capable (mandatory for TwinSAFE Safe Motion functions at AX8xxx-x2xx) |
| y = L | One Cable Technology for power and feedback: feedback transmission via motor cable, no feedback cable necessary, electronic nameplate, multi-turn, absolute position within 4096 revolutions, resolution 24 bit, SIL 2-capable (mandatory for TwinSAFE Safe Motion functions at AX8xxx-x2xx), Beckhoff Smart System Diagnosis (B/SSD) |
| z = 0 | without holding brake |
| z = 2 | without holding brake, with sealing air connection |
| z = 1 | with backlash-free permanent magnet holding brake |
| z = 3 | with backlash-free permanent magnet holding brake, with sealing air connection |
| c = 0 | motor connection via M23 speedtec® plug, cable length definable via aaa(1) |
| c = 2 | direct connection for AX5000 up to 25 A (X13+X14), cable length definable via aaa |
| c = 3 | direct connection for AX8000 (X13), cable length definable via aaa |
| aaa | length of the motor cable in decimeters |
| (1) For motor connection via an M23 speedtec® plug, a connecting cable ZK4500-80x3-xxxx/ZK4800-80x3-xxxx must also be ordered in the required length. | |
| The options cannot be installed in the field. |
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