177HA527
.1
2/T1
4/T2
6/T3
E
T4
T5
T6
T1
T2
T3
A6
A4
A5
1/L1
3/L2
5/L3
24
22
21
K10
K11
K10
K11
K3
K10
K2
K11
K1
K2
K3
K1
K3
K1
K3
K2
S1
K2
K1
K10
F1
17
18
25
11
16
15
3
6
7
5
4
2
1
1
Control voltage
6
Remote low-speed start input
K2
Line contactor (low speed)
2
Remote control inputs
7
Remote high-speed start input
K3
Star contactor (high speed)
3
Relay outputs
K10
Remote start relay (low speed)
S1
Reset contact
4
3-phase supply
K11
Remote start relay (high speed)
21, 22,
24
Relay output B
5
Motor terminals
K1
Line contactor (high speed)
Illustration 5.16 Two-speed Motor Configuration
NOTICE
Contactors K2 and K3 must be mechanically interlocked.
Parameter settings:
•
Parameter 3-3 Input A Function.
-
Select
Motor Set Select
- assigns input A for motor set selection.
-
Set high-speed performance characteristics using
parameters 1-1 to 2-9
.
-
Set low-speed performance characteristics using
parameters 7-1 to 7-16
.
•
Parameter 4-4 Relay B Function.
-
Select
Trip
- assigns trip function to relay output B.
NOTICE
If the soft starter trips on supply frequency (
parameter 16-5 Frequency
) when the high-speed signal (7) is removed,
modify the settings of
parameters 2-9 to 2-10
.
Product Features
VLT
®
Soft Starter MCD 500
50
Danfoss A/S © 05/2016 All rights reserved.
MG17K602
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