MICROENER MM30-D, Руководство по эксплуатации

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MM30-D
Doc. N° MO-0037-ING
Rev. 4
Date 24.02.2003
Copyright 2010 - Microener Pag 2 of 36
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 Operation an Algorithms_______________________________________________________________________ 5
2.2.1 Reference input variable__________________________________________________________________ 5
2.2.2 Input quantities_________________________________________________________________________ 5
2.2.2.1 Mains Frequency_________________________________________________________________ 5
2.2.2.2 Phase current inputs_______________________________________________________________ 5
2.2.2.3 Earth Fault current and voltage inputs_________________________________________________ 6
2.2.3 Function and Setting_____________________________________________________________________ 7
2.2.3.1 F49
– Thermal image______________________________________________________________ 7
2.2.3.2 F51LR
– Locked Rotor Protection (Rotor jam)___________________________________________ 8
2.2.3.3 F46
– Current Unbalance (Negative Sequence current) protection___________________________ 8
2.2.3.4 F47
– Single Phasing______________________________________________________________ 8
2.2.3.5 F37
– No-Load Running protection____________________________________________________ 8
2.2.3.6 F51
– Overcurrent protection________________________________________________________ 9
2.2.3.7 F64
– Earth Fault protection_________________________________________________________ 9
2.2.3.8 Limitation of the Stats Number_______________________________________________________ 10
2.2.3.9 Starting Sequence control__________________________________________________________ 10
2.2.3.10 Autosetting______________________________________________________________________ 11
2.3 Operational of the directional Earth Fault Element___________________________________________________ 12
2.4 Clock and Calendar___________________________________________________________________________ 13
2.4.1 Clock synchronization_____________________________________________________________________ 13
2.4.2 Date and time setting_____________________________________________________________________ 13
2.4.3 Time resolution__________________________________________________________________________ 13
2.4.4 Operation during power off_________________________________________________________________ 13
2.4.5 Time tolerance__________________________________________________________________________ 13
3 Controls and measurements _______________________________________________________________________ 14
4 Signalization _____________________________________________________________________________________ 15
5 Output relays ____________________________________________________________________________________ 16
6 Serial communication _____________________________________________________________________________ 17
7 Digital inputs ____________________________________________________________________________________ 18
8 Test ____________________________________________________________________________________________ 18
9 Keyboard and display operation ____________________________________________________________________ 19
10 Reading of measurements and recorded parameters ___________________________________________________ 20
10.1 ACT. MEAS (Actual measure)_____________________________________________________________ 20
10.2 MAX VAL (Max values)_________________________________________________________________ 20
10.3 LASTTRIP (Last trip)____________________________________________________________________ 21
10.4 TRIP NUM (Trip number)_________________________________________________________________ 21
11 Reading of programmed settings and relay’s configuration
_____________________________________________ 21
12 Programming ____________________________________________________________________________________ 22
12.1 Programming of functions settings__________________________________________________________ 22
12.2 Programming the configuration of output relay_________________________________________________ 24
13 Manual and automatic test operation ________________________________________________________________ 25
13.1
Mode “ TESTPROG “ subprogram “ W/O TRIP “_______________________________________________ 25
13.2
Mode “ TESTPROG “ subprogram “ With TRIP “_______________________________________________ 25
14 Maintenance _____________________________________________________________________________________ 25
15 Power frequency insulation test _____________________________________________________________________ 25
15 Electrical characteristics ___________________________________________________________________________ 26
16 Connection diagram (Standard Output)_______________________________________________________________ 27
16.1 Connection Diagram (Double Output)___________________________________________________________ 27
17 Wiring the serial communication bus ________________________________________________________________ 28
18 Change phase rated input 1A or 5A __________________________________________________________________ 28
19 Thermal image curves _____________________________________________________________________________ 29
20 Inverse time unbalance protection element ___________________________________________________________ 30
21 Direction for pcb’s draw-out and plug-in
_____________________________________________________________ 31
21.1 Draw-out______________________________________________________________________________ 31
21.2 Plug-in________________________________________________________________________________ 31
22 Overall dimensions / Mounting _____________________________________________________________________ 32
23 Keyboard operational diagram ______________________________________________________________________ 33
24 Setting’s form
____________________________________________________________________________________ 34