Control card performance
Scan interval 1 ms
Control card, USB serial communication
USB standard 1.1 (Full speed)
USB plug USB type B “device” plug
Connection to PC is carried out via a standard host/device USB cable.
The USB connection is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
The USB ground connection is not galvanically isolated from protection ground. Use only an isolated laptop as PC connection to the
USB connector on the adjustable frequency drive.
8.7 Connection Tightening Torques
Power [kW] Torque [Nm]
Enclo-
sure
200–240 V 380–480/500 V 525–600 V 525–690 V
Line
power
Motor
DC
connection
Brake Ground Relay
A2 1.1–2.2 1.1–4.0 0.6 0.6 0.6 1.8 3 0.6
A3 3.0–3.7 5.5–7.5 1.1–7.5 1.1–7.5 0.6 0.6 0.6 1.8 3 0.6
A4 1.1–2.2 1.1–4.0 0.6 0.6 0.6 1.8 3 0.6
A5 1.1–3.7 1.1–7.5 1.1–7.5 0.6 0.6 0.6 1.8 3 0.6
B1 5.5–11 11–18 11–18 1.8 1.8 1.5 1.5 3 0.6
B2 15 22–30 22–30 11–30 4.5 4.5 3.7 3.7 3 0.6
B3 5.5–11 11–18 11–18 1.8 1.8 1.8 1.8 3 0.6
B4 15–18 22–37 22–37 11–37 4.5 4.5 4.5 4.5 3 0.6
C1 18–30 37–55 37–55 10 10 10 10 3 0.6
C2 37–45 75–90 75–90 37–90
14/24
1)
14/24
1)
14 14 3 0.6
C3 22–30 45–55 45–55 45–55 10 10 10 10 3 0.6
C4 37–45 75–90 75–90
14/24
1)
14/24
1)
14 14 3 0.6
Table 8.11 Tightening of Terminals
1)
For different cable dimensions x/y, where x ≤ 95 mm
2
and y ≥ 95 mm
2
.
Specifications
VLT
®
HVAC Drive Instruction Manual
68 MG11AJ22 - Rev. 2013-09-13
88
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