Vacon NX series Maintenance Manual

Bolt tightening torque guidelines for metric flange connections with PP-V, PP-steel and PVC flanges
Nominal
diameter DN
Pipe
diameter d
Number of
screws x thread
diameter
Bolt tightening torque (Nm)
Flat gasket up
to max.
pressure of 10
bar / 40°C
Profile gasket
up to max.
pressure of 16
bar
O-ring up to
max. pressure
of 16 bar
15
20
4 x M12
10
10
10
20
25
4 x M12
10
10
10
25
32
4 x M12
15
10
10
32
40
4 x M16
20
15
15
40
50
4 x M16
25
15
15
50
63
4 x M16
35
20
20
65
75
4 x M16
50
25
25
80
90
8 x M16
30
15
15

Vacon NX series Specifications

General

Product type	AC Drive
Output voltage range	0-Uin
Frequency range	0-500 Hz
Enclosure classes	IP00, IP21
Mounting types	Wall
Braking chopper	Integrated or external
EMC filter	Built-in or external
Control modes	Scalar, Vector
Protection features	Overcurrent, overvoltage, undervoltage, overtemperature, short circuit
Communication options	Modbus, Profibus, CANopen, Ethernet
Ambient temperature range	-10°C to +50°C
Cooling method	Air-cooled