Danfoss FC 301 Operating Guide

8.8 Connection Tightening Torques
Enclosure
Size
200–240 V
[kW (hp)]
380–500 V
[kW (hp)]
525–690 V
[kW (hp)]
Purpose Tightening torque [Nm]
([in-lb])
A2
0.25–2.2
(0.34–3.0)
0.37–4 (0.5–
5.0)
–
Mains, brake resistor, load sharing, motor cables. 0.5–0.6 (4.4–5.3)
A3
3–3.7 (4.0–
5.0)
5.5–7.5
(7.5–10.0)
1.1–7.5
(1.5–10.0)
A4
0.25–2.2
(0.34–3.0)
0.37–4 (0.5–
5.0)
–
A5
3–3.7 (4.0–
5.0)
5.5–7.5
(7.5–10.0)
–
B1
5.5–7.5
(7.5–10.0)
11–15 (15–
20)
–
Mains, brake resistor, load sharing, motor cables. 1.8 (15.9)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
B2 11 (15)
18.5–22
(25–30)
11–22 (15–
30)
Mains, brake resistor, load sharing cables. 4.5 (39.8)
Motor cables. 4.5 (39.8)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
B3
5.5–7.5
(7.5–10.0)
11–15 (15–
20)
–
Mains, brake resistor, load sharing, motor cables. 1.8 (15.9)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
B4
11–15 (15–
20)
18.5–30
(25–40)
11–30 (15–
40)
Mains, brake resistor, load sharing, motor cables. 4.5 (39.8)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
C1
15–22 (20–
30)
30–45 (40–
60)
–
Mains, brake resistor, load sharing cables. 10 (89)
Motor cables. 10 (89)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
C2
30–37 (40–
50)
55–75 (75–
100)
30–75 (40–
100)
Mains, motor cables.
14 (124) (up to 95 mm
2
(3 AWG))
24 (212) (over 95 mm
2
(3 AWG))
Load sharing, brake cables. 14 (124)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
C3
18.5–22
(25–30)
30–37 (40–
50)
37–45 (50–
60)
Mains, brake resistor, load sharing, motor cables. 10 (89)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
C4
37–45 (50–
60)
55–75 (75–
100)
11–22 (15–
30)
Mains, motor cables.
14 (124) (up to 95 mm
2
(3 AWG))
24 (212) (over 95 mm
2
(3 AWG))
Load sharing, brake cables. 14 (124)
Relay. 0.5–0.6 (4.4–5.3)
Ground. 2–3 (17.7–26.6)
Table 8.24 Tightening Torque for Cables
Specications Operating Guide
MG33AT02 Danfoss A/S © 05/2018 All rights reserved. 55
8 8

Danfoss FC 301 Specifications

General

Type	AC Drive
Output frequency	0-1000 Hz
Enclosure rating	IP20, IP21, IP55
Control method	Sensorless vector control
Communication options	RS-485, CANopen, Profibus DP
Ambient temperature	-10°C to +50°C
Supply voltage	200-240 V, 380-500 V, 525-690 V
Protection class	IP20, IP21, IP55
Cooling method	Forced air
Relative humidity	5% to 95% (non-condensing)
Storage temperature range	-25 to 70 °C (-13 to 158 °F)