Resolver Option Mcb - Danfoss FC 300 Design Manual

10 Options and Accessories

10.4 Resolver Option MCB 103

MCB 103 Resolver option is used for interfacing resolver motor feedback
to VLT AutomationDrive. Resolvers are used basically as motor feedback
device for permanent magnet brushless synchronous motors.
When the resolver option is ordered separately the kit includes:
• Resolver option MCB 103
• Enlarged LCP fixture and enlarged terminal cover
Selection of parameters: 17-5x resolver Interface.
MCB 103 Resolver Option supports a various number of resolver types.
Resolver specifications:
Resolver Poles
Resolver Input Volt-
age
Resolver Input Fre-
quency
Transformation ratio par. 17-53
Secondary input volt-
age
Secondary load
10
LED indicators
LED 1 is on when the reference signal is OK to resolver
LED 2 is on when cosine signal is OK from resolver
LED 3 is on when sinus signal is OK from resolver
The LEDs are active when par. 17-61
to Warning or Trip .
10-8
par. 17-50 Poles : 2 *2
Input Voltage
par. 17-51 : 2.0–8.0 Vrms
*7.0Vrms
Input Frequency
par. 17-52 : 2–15 kHz
*10.0 kHz
Transformation Ratio
: 0.1–1.1
*0.5
Max 4 Vrms
App. 10 kΩ
Feedback Signal Monitoring
MG.33.BC.22 - VLT
NOTE!
The Resolver Option MCB 103 can only be used with
rotor-supplied resolver types. Stator-supplied resolv-
ers cannot be used.
is set
® is a registered Danfoss trademark
FC 300 Design Guide