Danfoss VLT AutomationDrive FC 301 Series Design Manual page 168

Options and Accessories
A
A
B
B
A
A
B
B
Figure 11.5 Rotation Direction
11.2.3 VLT
Resolver Option MCB 103 is used for interfacing resolver
motor feedback to VLT
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
11 11
•
Enlarged LCP fixture and enlarged terminal cover
Selection of parameters: 17-5* Resolver Interface.
Resolver Option MCB 103 supports a various number of
resolver types.
166
®
Resolver Option MCB 103
®
AutomationDrive. Resolvers are
Design Guide
Resolver Poles
Resolver Input
Voltage
Resolver Input
Frequency
Transformation ratio 17-53 Transformation Ratio: 0.1–1.1 *0.5
Secondary input
voltage
Secondary load
Table 11.2 Resolver Specifications
R1
R2
Resolver
stator
Figure 11.6 MCB 103 Resolver Input
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 17-61 Feedback Signal Monitoring
is set to [1] Warning or [2] Trip.
Rev. 2014-04-04 All rights reserved.
17-50 Poles: 2 *2
17-51 Input Voltage: 2.0–8.0 V
17-52 Input Frequency: 2–15 kHz
*10.0 kHz
Max 4 Vrms
App. 10 kΩ
MCB 103 Option B
Resolver Input
SW. ver. X.XX Code No.
X32/ 1 2 3 4 5 6 7 8 9 10 11 12
1 2 3 4
LED 1 REF OK
LED 2 COS OK
LED 3 SIN OK
LED NA
Rotor S1
θ
S3
S4 S2
Motor
*7.0 V
rms rms
REF+ R1
REF- R2
COS+ S1
COS- S3
SIN+ S2
SIN- S4
MG33BF22