R S T
1QF
2KM
1Ry
+24 V
L1
L2
L3
L1C
0 V
L2C
M
L1
L2
L3
L1
L2
L3
L1C
1D
L2C
M
M
L1C
L2C
3SA
1PL
1KM
2KM
1SA
2SA
3
4
CN1
1KM
1Ry
1KM
ALM+
ALM-
3
4
CN1
ALM-
3
4
CN1
ALM-
1Ry
ALM+
ALM+
2FLT
3FLT
4FLT
Power supply
SERVOPACK
Servomotor
Servomotor
Servomotor
SERVOPACK
SERVOPACK
Relay
terminal
Relay
terminal
Relay
terminal
Relay
terminal
(For servo alarm
display)
Servo power
ON
Servo power
OFF
1QF: Molded-case circuit breaker
1FLT: Noise Filter
2FLT: Noise Filter
3FLT: Noise Filter
4FLT: Noise Filter
1KM: Magnetic Contactor
(for control power supply)
2KM: Magnetic Contactor
(for main circuit power supply)
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode
1KM
1FLT
Fig. 58: Stopping all of the Servomotors when there is an alarm for any one SERVOPACK
Refer to the following document for details on international standards.
& Σ-7-Series Σ-7S and Σ-7W SERVOPACK Safety Precautions (TOMP C710828 00)
5.4.6 Wiring Regenerative Resistors
This section describes how to connect External Regenerative Resistors.
Refer to the following manual to select the capacity of a Regenerative Resistor.
& Σ-7-Series Peripheral Device Selection Manual (Manual No.: SIEP S800001 32)
Sigma-7 Series SERVOPACKs
Wiring and Connecting SERVOPACKs
Wiring the Power Supply to the SERVOPACK > Wiring Regenerative Resistors
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