Danfoss VTL MCD 203 Series, Operating Instructions Manual, Page: 6 / 48

5
4 1
2
8
3
A
3
A
C
B
6
A
B
C
7
A
B C
Mounting – mm (inch)
Dimensions – mm (inch)
Wiring
Main Contactor
6 A @ 30 VDC resistive / 2 A 400 VAC,
AC11
English
2 Wire 3 Wire
Close then open N2 to reset a trip
Cable Termination
75 °C Wire - Use copper conductors only.
Specifications
Power Rating
Mains Supply
Control Supply
LEDs Ready Run
– Off No control power Motor not running
– On Ready Motor running at full speed
– Flash Starter tripped Motor starting or stopping
Trip Codes
Ready Description
x1 Power Circuit: Check mains supply L1, L2, L3; motor circuit T1, T2, T3; and soft
starter SCRs.
x6 Supply Frequency: Check supply frequency is in range.
x8 Network Communication Failure (between accessory module and network): Check
network connections and settings.
x9 Starter Communication Failure (betwen starter and accessory module): Remove
and refit accessory module.
Disconnect from the power source before installing or servicing.
Always apply control voltage before (or with) mains voltage.
With 24 VAC/VDC use contacts rated for low voltage and low current (gold flash or
similar).
This product has been designed for Class A environments. Use of this product in
domestic environments may cause radio interference.
4 MG.17.J2.7K – VLT is a registered Danfoss trademark
MCD 203 Series
Adjustments
Initial Torque
Ramp Up No soft stop
Motor will coast to stop.
English