IM3G-VX
Doc. N° MO-0068-ING
Rev.
1
Pag.
2
of
36
Copyright 2010 - Microener
INDEX
1 General utilization and commissioning directions
__________________________________________
3
1.1 Storage and transportation__________________________________________________________ 3
1.2 Installation_______________________________________________________________________ 3
1.3 Electrical connection_______________________________________________________________ 3
1.4 Measuring inputs and power supply___________________________________________________ 3
1.5 Outputs loading___________________________________________________________________ 3
1.6 Protection earthing_________________________________________________________________ 3
1.7 Setting and calibration______________________________________________________________ 3
1.8 Safety protection__________________________________________________________________ 3
1.9 Handling_________________________________________________________________________ 3
1.10 Maintenance_____________________________________________________________________ 4
1.11 Fault detection and repair___________________________________________________________ 4
2 General characteristics and operation
____________________________________________________
4
2.1 Power supply_____________________________________________________________________ 4
2.2 Measuring input___________________________________________________________________ 5
2.3 Algorithms of the different functions___________________________________________________ 6
3 Controls and measurements
____________________________________________________________
12
4 Signalization
_________________________________________________________________________
13
5 Output relays
_________________________________________________________________________
14
6 Serial communication
__________________________________________________________________
15
7 Digital inputs
_________________________________________________________________________
16
8 Test
________________________________________________________________________________
16
9 Keyboard and display operation
_________________________________________________________
17
10 Reading of measurements and recorded parameters
________________________________________
18
10.1 ACT. MEAS (Actual measure)___________________________________________________ 18
10.2 MAX VAL (Max values)_______________________________________________________ 18
10.3 LASTTRIP (Last trip)_________________________________________________________ 19
10.4 TRIP NUM (Trip number)______________________________________________________ 19
11 Reading of programmed settings and relay’s configuration
__________________________________
19
12 Programming
_________________________________________________________________________
20
12.1 Programming of functions settings________________________________________________ 20
12.2 Programming the configuration of output relay_______________________________________ 22
13 Manual and automatic test operation
_____________________________________________________
23
13.1
Mode “ TESTPROG “ subprogram “ W/O TRIP “_____________________________________ 23
13.2
Mode “ TESTPROG “ subprogram “ With TRIP “_____________________________________ 23
14 Maintenance
_________________________________________________________________________
23
15 Electrical characteristics
_______________________________________________________________
24
16 Connection diagram
(Standard Output)____________________________________________________
25
16.1 Connection Diagram (Double Output)_________________________________________________ 25
17 Wiring the serial communication bus
_____________________________________________________
26
18 Change phase rated input 1A or 5A
______________________________________________________
26
19 Time current curves F51
_______________________________________________________________
27
20 I
2
t = constant element F46
______________________________________________________________ 28
21 Thermal Image Curves
_________________________________________________________________ 29
22 Direction for pcb’s draw-out and plug-in
__________________________________________________
30
22.1 Draw-out____________________________________________________________________ 30
22.2 Plug-in______________________________________________________________________ 30
23 Overall dimensions
____________________________________________________________________ 31
24 Keyboard operational diagram
__________________________________________________________ 32
25 Setting’s form
________________________________________________________________________ 33