Sumitomo CYCLO - Page 28

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6. Wiring
■
With Brake. 3-phase motor. Plugging operation
Premium-eciency, 3-phase motor
FB-20, FB-30
8 lead wires
Direct on-line starting
‒Δ
starting
Quick braking circuit
At start
Wiring
MC
M
ON
MC

OFF
MC
ON
When acceleration
is completed
 wiring
MC
M
ON
MC

ON
MC
OFF
Control Panel Motor
Electromagnetic contactor for normal and reverse rotation
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.
- For brake types, see Table 1-6 on P7.
- Use with a quick braking circuit. For information on electromagnetic contactors for quick braking circuits, see Table 6-4 on P32.
- Shipped with a short circuit plate connecting rectier terminals 5 and 6. Remove the short circuit plate when wiring.
- For plugging operations, gang the brake circuit’s electromagnetic contactors to the motor’s normal and reverse rotation
electromagnetic contactors
OLR
RS
T
MC
U1 V1 W1
V2 W2 U2
123456MN
Rectier Brake
Motor
MC
M
MC
Y
RS
T
MC
Δ
OLR
MC
U1 V1 W1 V2 W2 U2
123456 MN
Motor
Rectier
Brake
Normal rotation
Reverse rotation
Normal rotation
Reverse rotation
Control Panel Motor