Gebruiksaanwijzing /service van het product SAMMS-MV van de fabrikant Siemens
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Manual No. MVC-9108 SAMMS-MV Siemens Advanced Motor Master System for Medium V oltage Motors User's Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ™.
IMPORTANT The information contained herein is general in nature and not intended for specific application purposes. It does not relieve the user of responsibility to use sound practices in application, installation, operation, and maintenance of the equip- ment purchased.
1 1 Introduction ............................................. 2 1.1 About this Manual ............................................ 3 1.2 About the SAMMS-MV Device .......................... 3 1.2.1 The SAMMS-MV Device Models ............ 4 1.2.2 Advanced Pr otection for Medium-V oltage Motors .
2 1 Intr oduction 1 Intr oduction The SAMMS-MV electronic motor control and protection de- vice is designed and manufactured in accordance with the latest applicable provisions of the National Electric Code, Underwriters Laboratories Standards and Procedures, NEMA Standards, and the National Electric Safety Code.
3 1 Intr oduction 1.1 About this Manual This manual introduces you to the Siemens Advanced Motor Master System (SAMMS-MV ) motor protection and control relay which incorporates protection designed for medium voltage machines.
4 1 Intr oduction 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Figure 1.1 SAMMS-MV, front view 1.2.1 The SAMMS-MV Device Models The SAMMS-MV device is available in two models: SAMMS-MVE and SAMMS-MVX. Each model meets the various demands of industrial and commercial specifications and installations.
5 1 Intr oduction Figure 1.2 Hand-Held Communicator (HHC) 1.2.3 Overload Protection The motor model offers the selection of overload classes 2 through 23. The SAMMS-MV device offers more accurate motor protection than traditional thermal overload and most electronic motor protection devices.
6 1 Intr oduction SAMMS-MV Mode l SAMMS-MVE SAM MS-M VX Applicatio n Across-the-line (FVNR) X X Reversing X Two-s peed X Reduced voltage X Functions available (see ta ble 3.
7 2 Installing the SAMMS-MV Device 2 Installing the SAMMS-MV Device This section provides instructions for installing the SAMMS-MV device. You should adapt these instructions to suit the needs of your installation and equipment.
8 2 Installing the SAMMS-MV Device Figure 2.1 Full voltage non-reversing connection diagram.
9 2 Installing the SAMMS-MV Device 2.4.2 Grounding the Device As stated in Guideline 5, ground each motor controller at a single ground point. The grounding path to earth must be permanent and continuous. It must also be able to safely conduct ground fault currents that may occur in the system to ground through minimum impedance.
10 2 Installing the SAMMS-MV Device enables the SAMMS-MV to communicate with a remote super- visory device. Examples of the remote supervisory device include the Power Monitor display and monitoring u.
11 3 Operating the SAMMS-MV Device 3 Operating the SAMMS-MV Device This section explains how to operate the SAMMS-MV device. 3.1 Password Protection Changing the settings of the SAMMS-MV device requires the use of the Hand-Held Communicator (HHC) in the program mode.
12 3 Operating the SAMMS-MV Device 3.4 Output Devices You can use the following SAMMS-MV output devices: AC Outputs The SAMMS-MVX device provides up to three AC coil drivers capable of driving contactors up to size H6, while SAMMS-MVE provides one coil driver.
13 3 Operating the SAMMS-MV Device The communications inputs must be included in the ladder logic (control circuit). 3.6 Ladder Diagrams 3.6.1 Library of Standard Ladder Diagrams The SAMMS-MV library of more than 40 ladder diagrams covers most standard motor control applications.
14 3 Operating the SAMMS-MV Device 12 3 4 5 6 7 8 9 10 1 1 12 13 14 15 16 SAMMS-MVX LED LED on LED Flashing Current Unbalance Impending Trip Overload Trip Incomplete Sequence External Trip Alarm CPU F.
15 3 Operating the SAMMS-MV Device Input Assignments Starter Typ e Program Block Control Type PB1 PB2 PB3 PB4 PB 5 PB6 Preloaded in SAMMS-MVE can be dow nloaded in SAMMS -MVX FVNR PB10 LOCAL, 2-WIRE O.
16 3 Operating the SAMMS-MV Device Input Assignments Starter Typ e Program Block Cont rol T ype PB 1 PB2 PB 3 PB 4 PB5 PB6 Available with SAMMS-MVX only 2SPD, 1W, C H PB39 LOCAL, 2-WIRE OFF LOW HIGH 2.
17 3 Operating the SAMMS-MV Device 3.7 Incomplete Sequence Sometimes the motor contactors do not respond in a timely manner to start, stop, transition, speed or direction change commands from the controller.
18 3 Operating the SAMMS-MV Device Figure 3.5 ODP motor thermal signature.
19 3 Operating the SAMMS-MV Device temperature. You can select ambient temperature from 0° to 70°C in increments of 5°C, with HHC function F0. Important: Do not use this feature with motors rated for ambient temperature other than the standard 40°C.
20 3 Operating the SAMMS-MV Device 10000 1000 100 10 1 .1 11 0 SECONDS I ratio I FLC 10000 1000 100 10 1 .1 11 0 SECONDS I ratio I FLC Figure 3.7 Time-current characteristic curve for cold motors with SF=1.00 Figure 3.8 Time-current characteristic curve for warm motors with SF=1.
21 3 Operating the SAMMS-MV Device Figure 3.10 Time-current characteristic curve for warm motors with SF=1.15 Figure 3.9 Time-current characteristic curve for cold motors with SF=1.15 10000 1000 100 10 1 .1 11 0 SECONDS I ratio I FLC 10000 1000 100 10 1 .
22 3 Operating the SAMMS-MV Device .1 1 I I FLC ratio 61 0 Motor starting current 600% rated full load current Jam and loss of load protection persistence delay (5 times overload class) Class 5 curve .
23 3 Operating the SAMMS-MV Device 3.13 Ultimate Trip Level and Service Factor The ultimate trip level is the maximum continuous current that does not cause an overload trip. Any higher current applied indefinitely to an unprotected motor will ultimately damage it.
24 3 Operating the SAMMS-MV Device ture of the rotor and provides a signal to trip the motor off-line when it reaches a trip temperature value. The motor model takes into account the change of the rotor resistance during motor startup.
25 3 Operating the SAMMS-MV Device Figure 3.12 Multi-start scenario for an ODP motor.
26 3 Operating the SAMMS-MV Device Size Pickup Current Range Default Pi ckup Current H3A 7A to I 10A H3B 7A to I 10A H3C 7A to I 10A H6 7A to I 20A Table 3.6 Ground fault pickup levels Ground fault detection requires no additional external circuitry or transformers.
27 3 Operating the SAMMS-MV Device SAMMS-MV Functi on N umber Functio n SAMMS-MVX SAMMS-MVE F0 Ambient temperature • • F1 Control circuit number • • F2 Size for over load No. 1 • • F3 Size for over load No. 2 (low speed) • F4 Full load current for OLR No.
28 3 Operating the SAMMS-MV Device function. Pressing the LIST key returns the active setting to the display. There is one occasion when the LIST key is disabled making the corresponding functions inoperative. In a SAMMS-MV device with autoreset disabled at the factory, the LIST key has no effect for F8.
29 3 Operating the SAMMS-MV Device Function Number Function Description Range Step Size Default Value F0 Select ambient temperature. 0 - 70º C 5º C 40º C F1 Display (or change for SAMMS-MVE) the control circuit number, Enable/disable incomplete sequence status.
30 3 Operating the SAMMS-MV Device Functio n Number Function Description Ran ge Step Siz e Default Value F12 Select ground fault p rotection or warning. ON means protection; OFF means warning. ON/O FF N/A OF F F12A Select grou nd fau lt pi ck-up cu rrent valu e.
31 3 Operating the SAMMS-MV Device Figure 3.13 Entering and changing passwords F Press and hold F key UP DOWN Display mode Program mode ENTER ENTER UP DOWN To select function for viewing Prompt for pa.
32 3 Operating the SAMMS-MV Device 3.29.1 Program Mode/Passwords To access the functions in program mode, the user is required to enter a password. The default password is 0000, and may be changed at any time. To enter the password and have access to program mode: 1.
33 3 Operating the SAMMS-MV Device 5. To exit the program mode, press and hold the (F)unction key for several seconds. The display will show Pro g . Press the UP or DOWN key to change to the display mode. F3 - Size for Overload Relay #2 (SAMMS-MVX Only) Overload relay #2 protects two-speed motors running on low speed.
34 3 Operating the SAMMS-MV Device 1. Press the LIST key to view the sensor in use for overload relay #2. If standard SAMMS sensors are used, the display will read OFF. If 5A secondary CTs are in use, the CT primary current will be displayed.
35 3 Operating the SAMMS-MV Device F8 - Autoreset (SAMMS-MVX Only) 1. Press the LIST key to view the active autoreset setting, either ON or OFF. If autoreset is ON, the SAMMS-MV device automatically resets 30 seconds after an overload or exter- nal trip.
36 3 Operating the SAMMS-MV Device your actions before pressing the ENTER key a second time to select the ON setting. 6. Repeat Step 3 if you select an incorrect setting. 7. If you are in the program mode, press and hold the (F)unction key for several seconds to exit.
37 3 Operating the SAMMS-MV Device a. Because only four characters can display at a time, individual line currents of 1000 amps and above are displayed as three dashes following the phase designa- tor, e.g., A - - - . b . For sizes H3A, H3B, and H3C, the current is displayed to the nearest 1 amp.
38 3 Operating the SAMMS-MV Device F22 - Process Current Warning Level (SAMMS-MVX Only) 1. Press the LIST key to view the active process current level. The value represents the percentage of the full load current setting above which a motor current causes the External Trip LED to flash.
39 3 Operating the SAMMS-MV Device 2. The UP, DOWN, and ENTER keys are disabled for this function. 3. Press the (F)unction key to go to other functions. F26 - Baud Rate 1. Press the LIST key to view the active setting. Allowable settings are 2400, 4800, or 9600 baud.
40 4 T r oubleshooting 4 T r oubleshooting the SAMMS-MV Device This section discusses how to troubleshoot the SAMMS-MV device. The troubleshooting guide below lists basic errors that can occur while operating the SAMMS-MV device. Use the guide as necessary to solve error conditions as they arise.
41 4 T roubleshooting Troubleshooting Guide Error Condition Main Cause Remedy Incomplete Sequence Indicates the SAMMS-MV unit does not detect current one second after a start command, or it detects current one second after a stop command. 1. 2. 3. 4. 5.
42 4 T r oubleshooting Troubleshooting Guide Error Condition Main Cause Remedy CPU Fault Indicates a problem in the microprocessor or a low voltage condition. Verify voltage between terminals 5 and 6 is more than 10 VAC. If fault persists, call Siemens.
43 Appendix A T echnical Specifications Appendix A - Technical Specifications of the SAMMS-MV Device M Mo ot to or r C Co on nt tr ro ol l S Sp pe ec ci if fi i c ca at ti io on ns s Inputs Six pushbu.
44 Appendix A T echnical Specifications FLC FLC FLC FLC FLC FLC FLC FLC FLC O Ov ve er rl l o oa ad d S Sp pe ec ci if fi ic ca at ti i o on ns s Overload classes Overload classes 2 through 23 with one second increments. Trip Characteristics Tripping time at 6 x I = 95% of the overload class (±5%).
45 Appendix A T echnical Specifications S St ta at ti is st ti i c ca al l D Da at ta a Elapsed motor running time - x10 - Range: 0.0 to 6553 (65,536 hours) - Unit increments: 10 hours Number of motor starts - x10 - Range:0.
46 Appendix A T echnical Specifications D Di i m me en ns si i o on ns s SAMMS-MV 6.25 inches W; 6.00 inches H; 2.125 inches D Handheld Communicator 3.15 inches W; 5.7 inches H; 1.37 inches D E En nv vi i r ro on nm me en nt ts s Operating temperature range -25º C to +70º C.
47 Appendix A T echnical Specifications Figure A-1 Figure A-1 Figure A-1 Figure A-1 Figure A-1 Catalog Number and Configuration Breakdown for SAMMS-MV SAMMS-MV Model Number SAM6 - SAMMS-MVE SAM7 - SAMMS-MVX Control T ype L - Local and/or Remote Control Alarm Contacts Configuration (SAMMS-MVX Only) 0 - None 1 - Normally Closed Contacts (N.
48 Appendix A T echnical Specifications SAMMS-MVX LED LED on LED Flashing Current Unbalance Impending Trip Overload Trip Incomplete Sequence External Trip Alarm CPU Fault Ground Fault > 40% 20 - 40.
49 Appendix A T echnical Specifications 2.94 1.00 4.25 3.50 0.375 0.50 .188 DIA (2X) FOR MOUNTING #10 STUD WITH NUTS, W ASHER, & LOCKW ASHER (TYPICAL) 36" TINNED COPPER #20 GA LEADS RA TING L.
Siemens Energy & Automation, Inc. Switchgear and Motor Control Division P.O. Box 29503 Raleigh, NC 27626-0503 Bulletin MVC-9108 (New) 2M 0394FP Printed in U.
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