5-10
Electrical installation
REFUspeed RS51
DOK-RD500*-RS51*******-IB02-EN-P
Overview, power terminals
Sizes J and K
Cross-section which
can be connected
Terminal
Comment
J
K
X1
Line supply connection
PE
Protective-conductor connection;
Metal lug at the enclosure with captive nut, for sizes J
and K = M 5.
10 mm²
L1 / U1
L2 / U2
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.
0.2 ... 4 mm²
X4
DC link connection
C
DC link + / internal brake resistor / external brake
resistor
D
DC link -
F
Connection, external / internal brake resistor
0.2 ... 2.5 mm²
X2
Motor connection
U2
V2
W2
Motor connection U, V, W
0.5 ... 10 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 30V 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
0.2 ... 2.5 mm²
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