Danfoss VLT MCD 202 Série Instructions De Fonctionnement page 6

MCD 202 Series
English
1
Mounting – mm (inch)
2
Dimensions - mm (inch)
3
Wiring
A Main Contactor
B Auxiliary Relay
6 A @ 30 VDC resistive / 2 A 400 VAC,
AC11
4 A
2 Wire
C
Close then open N2 to reset a trip.
5
Motor Thermistor – A or B
6
Cable Termination
75 ºC Wire – Use copper conductors only.
9
LEDs Ready
– Off
No control power
– On
Ready
– Flash
Starter tripped
Trip Codes
Ready Description
x 1 Power Circuit: Check mains supply L1, L2, L3; motor circuit T1, T2, T3; and soft starter SCRs.
x 2 Excess Start Time: Check load, increase Current Limit or adjust Excess Start Time setting.
Motor Overload: Allow motor to cool, reset soft starter and restart. Soft starter cannot be reset
x 3
until motor has cooled.
Motor Thermistor: Check motor ventilation and thermistor connection 05, 06. Allow motor to
x 4
cool.
x 5 Phase Imbalance: Check line current L1, L2, L3.
x 6 Supply Frequency: Check supply frequency is in range.
x 7 Phase Rotation: Check for correct phase rotation.
Network Communication Failure (between accessory module and network): Check network
x 8
connections and settings.
Starter Communication Failure (between starter and accessory module): Remove and refit
x 9
accessory module.
x 10 Bypass Overload: Starter rating may be too low for the application.
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
B
3 Wire
7
Specifications
A
Power Rating
B
Mains Supply
C
Control Supply
8
Adjustments
A Current Ramp
B
Motor FLC
C
Current Limit
D
Soft Stop
E
Motor Trip Class
F
Phase Rotation
G
Auxiliary Relay
H
Excess Start Time
Dual use switch. Set Phase Rotation
(up/down) then Auxiliary Relay (left/right).
Run
Motor not running
Motor running at full speed
Motor starting or stopping
MG.17.Bx.7K – VLT is a registered Danfoss trademark