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3 Specifications
3 - 58
G5-series Linear Motors/Servo Drives With Built-in EtherCAT Communications
3-5
External Regeneration Resistor
Specifications
Five types of External Regeneration Resistors are available, as shown in the table below.
For how to calculate the amount of regeneration, refer to 4-5 Regenerative Energy Absorption on page
4-47.
Model
Resistance
value
Nominal
capacity
Regeneration
absorption for
120°C
temperature rise
Heat radiation
condition
Thermal switch output
specifications
R88A-RR08050S
50
Ω
80 W
20 W
Aluminum
350 × 350,
Thickness: 3.0
Operating temperature:
150°C ± 5%
NC contact
Rated output (resistive load):
125 VAC, 0.1 A max.
30 VDC, 0.1 A max.
(minimum current: 1 mA)
R88A-RR080100S
100
Ω
80 W
20 W
Aluminum
350 × 350,
Thickness: 3.0
Operating temperature:
150°C ± 5%
NC contact
Rated output (resistive load):
125 VAC, 0.1 A max.
30 VDC, 0.1 A max.
(minimum current: 1 mA)
R88A-RR22047S1
47
Ω
220 W
70 W
Aluminum
350 × 350,
Thickness: 3.0
Operating temperature:
150°C ± 5%
NC contact
Rated output (resistive load):
250 VAC, 0.2 A max.
42 VDC, 0.2 A max.
(minimum current: 1 mA)
R88A-RR50020S
20
Ω
500 W
180 W
Aluminum
600 × 600,
Thickness: 3.0
Operating temperature:
200°C ± 7°C
NC contact
Rated output (resistive load):
250 VAC, 0.2 A max.
42 VDC, 0.2 A max.
(minimum current: 1 mA)