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E E n n g g l l i i s s h h
WARNING
WARNING
Make sure that the input power supply is isolated before making or changing any connections to
Make sure that the input power supply is isolated before making or changing any connections to
the unit.
the unit.
Ensure that the motor is configured for the correct supply voltage. Single/three phase 230 V units
Ensure that the motor is configured for the correct supply voltage. Single/three phase 230 V units
must not be connected to a 400 V three phase supply.
must not be connected to a 400 V three phase supply.
When synchronous machines are connected or when coupling several motors in parallel, the
When synchronous machines are connected or when coupling several motors in parallel, the
inverter must be operated with voltage/frequency control characteristic (P077= 0 or 2) and slip
inverter must be operated with voltage/frequency control characteristic (P077= 0 or 2) and slip
compensation must be disabled (P071 = 0).
compensation must be disabled (P071 = 0).
Note: T his equipment is suitable for use in a circuit capable of delivering not more than 100,000
Note:
T his equipment is suitable for use in a circuit capable of delivering not more than 100,000
symmetrical amperes (rms), for a maximum voltage of 230 / 460 V * when protected by a
symmetrical amperes (rms), for a maximum voltage of 230 / 460 V * when protected by a
time delay fuse *.
time delay fuse *.
* As detailed in section 8.
* As detailed in section 8.
• • Frame size A
Frame size A: the power terminals are directly available beneath the inverter. For the control terminals lift
: the power terminals are directly available beneath the inverter. For the control terminals lift
the flap in
the flap in the front cover
the front cover of the inverter.
• • Frame size B:
Frame size B: u se a small bladed screwdriver (
u se a small bladed screwdriver ( as shown in Figure 2.2.2
the inverter and allow it to
the inverter and allow it to swing down to hang beneath the
• • Frame size C:
Frame size C: u se a small bladed screwdriver (
u se a small bladed screwdriver ( as shown in Figure 2.2.3
fan housing; allow them both to swing down to hang beneath the inverter.
fan housing; allow them both to swing down to hang beneath the inverter.
Connect the cables to the power and control terminals in accordance with the information supplied in this
Connect the cables to the power and control terminals in accordance with the information supplied in this
section.
section. Ensure that the leads are connected correctly and the
Ensure that the leads are connected correctly and the equipment is properly earthed.
CAUTION
CAUTION
The control, power supply and motor leads must be laid separately. They must not be fed through
The control, power supply and motor leads must be laid separately. They must not be fed through
the same cable conduit/trunking.
the same cable conduit/trunking.
High voltage insulation test equipment must not be used on cables connected to the inverter.
High voltage insulation test equipment must not be used on cables connected to the inverter.
Use screened cable for the control cable, Class 1 60/75
Use screened cable for the control cable, Class 1 60/75
wiring terminals is 1.1 Nm.
wiring terminals is 1.1 Nm.
A small bladed screwdriver, max. 3.5 mm will be required to operate the control terminal WAGO cable clamp
A small bladed screwdriver, max. 3.5 mm will be required to operate the control terminal WAGO cable clamp
connectors as shown in
connectors as shown in Figure 2.2.4
To tighten up the power and motor terminal screws use a
To tighten up the power and motor terminal
When all power and control connections are complete:
When all power and control connections are complete:
• • Frame size A
Frame size A : : lower the flap in
lower the flap in the front cover of
• • Frame size B :
Frame size B : lift and secure the
lift and secure the terminal cover to the i
• • Frame size C :
Frame size C : lift and secure the
lift and secure the gland plate and the
G85139-H1751-U529-D1
G85139-H1751-U529-D1
4/8/99
4/8/99
of the inverter. ( ( As shown in
As shown in Figure 2.2.1
swing down to hang beneath the inverter.
Figure 2.2.4. .
screws use a 4 - 5
the front cover of the inverter.
terminal cover to the inverter.
gland plate and the fan housing to the
2 2 . . I I N N S S T T A A L L L L A A T T I I O O N N – – M M I I C C R R O O M M A A S S T T E E R R V V e e c c t t o o r
Figure 2.2.1) )
as shown in Figure 2.2.2 ) to release the terminal cover of
inverter.
as shown in Figure 2.2.3) to release the gland plate and the
equipment is properly earthed.
o o
C copper wire only. Tightening torque for the field
C copper wire only. Tightening torque for the field
4 - 5 mm cross-tip screwdriver.
mm cross-tip screwdriver.
the inverter.
nverter.
fan housing to the inverter.
16 16
) to release the terminal cover of
) to release the gland plate and the
inverter.
r
© Siemens plc 1999
© Siemens plc 1999
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