Function Description Of The Main Circuit Terminal Of The Inverter; Terminal Screws And Wiring Specifications; Main Circuit Cable And Screw Specifications - Danfoss VFD500 Series Manual

VFD500 high performance vector control frequency inverter user manual
Terminal
R、S、T
U、V、W
+ -
、
P1、P2
+
、PB
EMC、VDR

3.2.3 Terminal screws and wiring specifications

Model number
VFD500-R75GT4B
VFD500-1R5GT4B
VFD500-2R2GT4B
V F D 5 0 0 - 4 R 0 G /
5R5PT4B
V F D 5 0 0 - 5 R 5 G /
7R5PT4B
V F D 5 0 0 - 7 R 5 G /
011PT4B
V F D 5 0 0 - 0 1 1 G /
015PT4B
V F D 5 0 0 - 0 1 5 G /
018PT4B
!
Figure 3-16 280kw-400kw Main Circuit Terminal Blocks
Table 3-17 Function description of the main circuit terminal of the inverter
AC power input terminal, connect three-phase AC power
Inverter AC output terminal, connect three-phase AC motor
The positive and negative terminals of the internal DC bus are connected to the
external brake unit or For common DC bus
P1 and P2 are terminal to Connect DC reactor, short P1 to P2 when DC reactor
is not used (P2 is equivalent to "+" of DC bus)
Braking resistor connection terminal when built-in brake unit
Ground terminal, ground
Safety capacitor and varistor grounding selection screw (SIZE A~SIZE C EMC
screw on the left side of the fuselage)
Table 3-18 Main circuit cable and screw specifications
Power terminal
Tightening
Scre
torque（N▪
w
m）
M3 1.5
M3 1.5
M3 1.5
M3 1.5
M4 2
M4 2
M5 4
M5 4
Chapter3 Product appearance and wiring
Function instruction
Cable
scre
diameter（m
w
）
m
2
2.5 M3
2.5 M3
2.5 M3
4 M3
6 M4
6 M4
10 M5
10 M5
26
Ground terminal
Tightening Cable
torque（N▪m diameter（m
） ）
m
2
1.5 2.5
1.5 2.5
1.5 2.5
1.5 4
2 6
2 6
4 10
4 10