Seconds | Siemens SAMMS-MV specification

20

10000
1000
100
SECONDS
10
1
.1
1	10

I ratio

IFLC

10000
1000
100
SECONDS
10
1
.1
1	10

Iratio

IFLC

3 Operating the SAMMS-MV Device

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=1.00

Image 22

Siemens SAMMS-MV user manual Seconds

Contents

SAMMS-MV Qualified Person Contents Field Service Operation Signal WordsQualified Person About this Manual SAMMS-MV Device Models Advanced Protection for Medium-Voltage Motors Overload Protection Using the Standardized Control PanelProgramming Control Circuits Outputs One Change settings requires password Yes Remote inputs OneSAMMS-MV Model Light bars Installing the SAMMS-MV Device Full voltage non-reversing connection diagram Grounding the Device SAMMS-MV device communications connections Performing a Lamp Test Password ProtectionUsing the Reset/Test Push Button Performing an Overload Relay Test Output Devices Input Devices Ladder Diagrams Library of Standard Ladder Diagrams Custom Ladder Diagrams SAMMS-MVX Standard control circuits PB1 PB2 PB3 PB4 PB5 PB6 Incomplete Sequence Ridethrough Upon Loss of Power SAMMS-MVX OnlyMotor Ambient Temperature Intelligent Reduced-Voltage Starting SAMMS-MVX Only ODP motor thermal signature Protection Curves and Overload Classes Seconds Operating the SAMMS-MV 11 Motor protection graph Dual Overload Protection SAMMS-MVX Only Ultimate Trip Level and Service FactorPhase Unbalance Jam Protection SAMMS-MVX Only Start Inhibit Ground Fault DetectionRepetitive Starts Cooling Time Constants 12 Multi-start scenario for an ODP motor Emergency Restarting Autoreset After a Trip SAMMS-MVX OnlyUsing the Hand Held Communicator HHC Function Key 5A CT primary current if used Full load current for OLR No 5A CT primary current low speed if used Service factorFunction Number Motor type Overload trip class class 2 through Using the SAMMS-MV Device Func- tions Using the Enter KeyUP and Down Keys ON/OFF Means warning Select ground fault pick-up currentDefault Value Select jam pickup current 120-400% Iflc F24 Loss of Load 13 Entering and changing passwords SAMMS-MV Functions Program Mode/PasswordsF0 Ambient Temperature F1 Control Circuit Number and Incomplete Se- quence Status F4 Full-Load Current for Overload Relay #1 Overload Setting Step Default Relay Size RangeF3 Size for Overload Relay #2 SAMMS-MVX Only 18 to 72A F7 Overload Trip Class F6 Service FactorF6A Motor Type F7A Cold Stall Time F10 Display Time to Restart F8 Autoreset SAMMS-MVX OnlyF9 Phase Unbalance Protection F11 Emergency Restarting Size Pickup Current Default H3A-H3C 7A-I FLC 10A 20A F12 Ground Fault Protection or WarningF12A Ground Fault Pickup Current F13 Set Programmable Timer #1 F17 Current Unbalance F21 Reset Motor DataF16 Trip Current F18 Display Total Elapsed Run Time of the Motor F23 Jam Protection SAMMS-MVX Only F25 Percentage of Motor Winding TemperatureF22 Process Current Warning Level SAMMS-MVX Only F23A Jam Pickup Current SAMMS-MVX Only F26 Baud Rate F27 Address Troubleshooting Error Condition Troubleshooting Guide Error Condition Appendix a Technical Specifications Over load Spec ificat ions Stat ist ica l Data Dimensions Catalog Number SAM6 Switch # Function Position 375 Siemens Energy Automation, Inc