REFUspeed RS51
Electrical installation
5-11
DOK-RD500*-RS51*******-IB02-EN-P
Sizes L and M
Terminal
Comment
Cross-section which
can be connected
X1
Line supply, DC link connection
L
M
PE
Protective-conductor connection;
Metal lug at the enclosure with captive nut, for sizes
L and M = M6.
≥
10 mm²
L1 / U1
L2 / V1
L3 / W1
Line supply connection 3 phases L1, L2, L3
Permissible line supply voltage, refer to the rating
plate on the upper side of the drive unit.
1.5 ... 16
mm²
25 ... 50
mm²
D
DC link connection L -
0.5 ... 10
mm²
4 ... 35
mm²
B
Connection, external / internal brake resistor
F
Connection, external / internal brake resistor
X2
Motor connection
L
M
U2
V2
W2
Motor connection U, V, W
10 ... 25
mm²
16 ... 50
mm²
PE
Protective conductor connection, motor and shield
connection for the motor cable;
metal lug at the enclosure with captive nut, M5
≥
10 mm²
X80
Start inhibit
1
2
Function: Start inhibit
In operation, terminals 1 – 2 must be closed; when
open, the motor cannot be started
3
4
Checkback signal, start inhibit, floating contact, NC
contact 30 V DC / 1A
0.14 ... 1.5 mm²
X83
Supplementary function, P24V standby supply
for the electronics
(the terminal is only mounted for drive units with
integrated supplementary function)
1
P24V 24V DC –15/+20%, ripple, max 5%,
power drain ~ 40 W, in compliance with VDE
0411/500
2
Ground
0.14 ... 1.5mm²
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