Sumitomo CYCLO - High-Efficiency, 3-Phase Motor; Without Brake. 3-Phase Power Source; Premium-Efficiency, 3-Phase Motor; 3-Phase Motor

18
6. Wiring
Shows motor wiring and standard specication for terminals and lead wires that are indicated by symbols.
■
Without brake. 3-phase power source
3-phase motor
Premium-eciency, 3-phase motor
High-eciency, 3-phase motor
3 lead wires 6 lead wires (direct on-line starting)
Control Panel Control Panel
Motor Motor
6 lead wires (
‒Δ
starting) 4/8P two speed, single wound rotor (constant torque)
At start
Wiring
MC
M
ON
MC

OFF
MC
ON
When
acceleration
is completed
 wiring
MC
M
ON
MC

ON
MC
OFF
When at low
speed
(8P)
MC
L
ON
MC
H1
OFF
MC
H2
OFF
When at
high speed
(4P)
MC
L
OFF
MC
H1
ON
MC
H2
ON
Control Panel Control Panel
Motor Motor
MC: Electromagnetic contactor
OLR: Overload protection device or electronic thermal relay
Customer to prepare.
- This diagram shows cases for motors with standard Japanese domestic specications. Please consult with us for motors with
overseas specications.
U1 V1 W1
V2 W2 U2
RST
MC
OLR
Motor
U1 V1 W1 V2 W2 U2
MC
MC
M
OLR
MC
Δ
MC
Motor
SRT
1U 1V 1W 2U 2V 2W
MC
L
OLR
L
RST
MC
H1
MC
H2
OLR
H
Motor
U V W
RST
MC
OLR
Motor