Danfoss VLT FC 100 Service Manual page 124

Special Test Equipment
Pin Schematic
No. acronym
1 IU1
2 IV1
8 8
3 IW1
4 COMMON
5
6
7 INRUSH
8
9
10
11 VPOS
12 VNEG
13
14
15
16
17
18
122
Service Manual
Function Description
Current sensed,
U phase, not
conditioned
Approx 400 mV RMS @100% load
Current sensed,
V phase, not
conditioned
Approx 400 mV RMS @100% load
Current sensed,
W phase, not
conditioned
Approx 400 mV RMS @100% load
Logic common This common is for all signals.
Not used
Not used
Control Card Signal from the control card to start gating the SCR front end
signal
Not used
Not used
Not used
(+)18 V DC The red LED indicates voltage is present between VPOS and VNEG
regulated supply terminals.
(+)16.5 to 19.5 V
DC
(-) 18 V DC The red LED indicates voltage is present between VPOS and VNEG
regulated supply terminals.
(-) 16.5 to 19.5 V
DC
Not used
Not used
Not used
Not used
Not used
Not used
Danfoss A/S © Rev. 2014-02-10 All rights reserved.
Reading using a
digital voltmeter
.937 VACpeak @
165% of CT current
rating. AC waveform
@ output frequency
of the filter.
.937 VACpeak @
165% of CT current
rating. AC waveform
@ output frequency
of the filter.
.937 VACpeak @
165% of CT current
rating. AC waveform
@ output frequency
of the filter.
3.3 V DC – Inrush
mode 0 V DC – Run
mode
(+)18 V DC regulated
supply (+)16.5 to 19.5
V DC
(-)18 V DC regulated
supply
(-)16.5 to 19.5 V DC
MG94A222