
User Manual of EL6-CAN AC Servo
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14
The recommended regenerative resistance specifications for the EL6 series are as follows
:
Table 3.2 Regenerative resistance specification sheet
Drive
Built-in resister value (
Ω
)
Built-in resister power (W)
EL6-*0400Z
100
50
EL6-*0750Z
50
50
EL6-*1000Z
50
100
Method for determining regenerative resistance specification
Firstly, use the built-in resistance of the drive to run for a long time to see if it can meet the requirements:
ensure that the drive temperature d33<60
℃
, the braking circuit does not alarm (Regeneration load factor
d14<80), and the drive does not report overvoltage error
If the drive temperature is high, try to reduce the regenerative energy power, or external resistance of the
same specification (in this case, cancel the built-in resistance).
If the brake resistance burns out, try to reduce the regenerative energy power, or put an external resistance
of the same specification or even more power (in this case, cancel the built-in resistance).
If d14 is too large or accumulates too fast, it means that the regenerative energy is too large, and the
built-in resistance cannot consume the generated energy, the regenerative energy power will be reduced,
or the external resistance with higher resistance value or power will be reduced.
If an overvoltage error is reported by the drive, the regenerative energy power is reduced, or a resistance
with a smaller external resistance, or a parallel resistance.
Attention
Match the colors of the motor lead wires to those of the corresponding motor output terminals (U.V.W)
Never start nor stop the servo motor with this magnetic contactor.
Cable must be fixed steadily, avoid closing to radiator and motor to prevent reducing the properties of heat
insulation