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13. OPTIONS AND AUXILIARY EQUIPMENT
Subtract the capacitor charging from the result of multiplying the sum total of regenerative energies by the
inverse efficiency to calculate the energy consumed by the regenerative option.
ER [J]
Es Ec
Calculate the power consumption of the regenerative option on the basis of single-cycle operation period tf [s]
to select the necessary regenerative option.
PR [W] ER/tf
(3) Connection of the regenerative option
Set parameter No.2 according to the option to be used.
Parameter No.0
Selection of regenerative option
0: Regenerative option is not used
For the servo amplifier of 200W or lower,
lower, regenerative resistor is not used.
For the servo amplifier of 400W or higher,
built-in regenerative resistor is used.
2: MR-RB032
3: MR-RB12
4: MR-RB32
5: MR-RB30
6: MR-RB50 (Cooling fan is required)
(4) Connection of the regenerative option
POINT
When using the MR-RB50, cooling by a cooling fan is required. Please obtain
a cooling fan at your discretion.
The regenerative option will cause a temperature rise of 100 relative to the ambient temperature. Fully
examine heat dissipation, installation position, used cables, etc. before installing the option. For wiring, use
flame-resistant cables and keep them clear of the regenerative option body. Always use twisted cables of
max. 5m length for connection with the servo amplifier.
Always remove the wiring from across P-D and fit the regenerative option across P-C.
The G3 and G4 terminals act as a thermal sensor. G3-G4 are disconnected when the regenerative option
overheats abnormally.
Servo amplifier
Regenerative option
Always remove the lead from across P-D.
D
P
C
G4
G3
(Note 2)
5m max.
Cooling fan
(Note 1)
C
P
Note 1. When using the MR-RB50, forcibly cool it with a cooling fan (92 92, minimum air flow: 1.0m
3
).
2. Make up a sequence which will switch off the magnetic contactor (MC) when abnormal heating occurs.
G3-G4 contact specifications
Maximum voltage: 120V AC/DC
Maximum current: 0.5A/4.8VDC
Maximum capacity: 2.4VA
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Summary of Contents for EZMOTION MR-E Super MR-E-10A-QW003
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Page 149: ...8 10 8 SPECIAL ADJUSTMENT FUNCTIONS MEMO www DataSheet4U com ...
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