Lenze MQA Serie Montage- Und Einschaltanleitung Seite 48

Electrical installation
Motor connection
Connection via terminal box
Cable glands
The cut-outs for the cable glands are closed with sealing plugs.
The cable glands are arranged on both sides with MQA20.
The cable glands are arranged on one side with MQA22 and MQA26. If required,
the terminal box can be rotated by 180 ° after loosening the screws in the
terminal box.
Motor
Screwed connections
Cable cross-section
Terminal design
Stripping length
Threaded bolt
Tightening torque
Power connection
Contact Name
PE PE
V V
V V
W W
Connection of brake AC
Connection via rectifiers
Contact Name
~ BA1
~ BA2
+ BD1
- BD2
Blower connection
1-phase
Contact Name
PE PE
U1 L1
U2 N
three-phase
Contact Name
PE PE
U1 L1
V1 L2
W1 L3
Connection of temperature monitoring
Contact Name
R1 +
R2 -
48
MQA20
2x M20 x 1.5
2x M25 x 1.5
2x M32 x 1.5
2.5 ... 16
2
mm
Spring-loaded terminal
mm 18 ... 20
-
Nm -
Meaning
PE conductor
Motor winding phase U
Motor winding phase V
Motor winding phase W
Meaning
Mains L1
Mains N
Holding brake +
(factory-wired)
Holding brake -
(factory-wired)
Switching contact - DC switching
Meaning
PE conductor
Mains connection
Meaning
PE conductor
Mains connection
Meaning
Thermal detector +
Thermal detector -
MQA22
1x M40 x 1.5
1x M50 x 1.5
1x M20 x 1.5
1x M16 x 1.5
10 ... 35
Screw terminal
18
-
3.2
L1 N
Note
Pay attention to the direction of rotation!
Swap L1 and L2 if the direction of rotation is
incorrect.
MQA26
1x M50 x 1.5
1x M63 x 1.5
1x M20 x 1.5
1x M16 x 1.5
-
Threaded bolt
-
M12
15.5
M
3~