Operating the SAMMS-LV Device | Siemens MCC-3298 specification

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3 Operating the SAMMS-LV Device

Figure 3.8 Time-current characteristic curve for cold motors with SF=1.15

Figure 3.9 Time-current characteristic curve for warm motors with SF=1.15

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Siemens MCC-3298 user manual Operating the SAMMS-LV Device

Contents

SAMMS-LV Qualified Person Contents Field Service Operation Signal WordsQualified Person About this Manual SAMMS-LV Device Models Advanced Protection for Low-Voltage Motors Overload Protection Using the Standardized Control PanelProgramming Control Circuits Outputs One Change settings requires password Yes Remote inputsSAMMS-LV Model Light bars Installing the SAMMS-LV Device Full voltage non-reversing connection diagram Grounding the Device SAMMS-LV 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-LVX Standard control circuits RVA Incomplete Sequence Ridethrough Upon Loss of Power SAMMS-LVX OnlyMotor Ambient Temperature Intelligent Reduced-Voltage Starting SAMMS-LVX Only ODP motor thermal signature Operating the SAMMS-LV Operating the SAMMS-LV Device 10 Motor protection graph Dual Overload Protection SAMMS-LVX Only Ultimate Trip Level and Service FactorPhase Unbalance Jam Protection SAMMS-LVX Only Repetitive Starts Ground Fault DetectionStator Protection Start Inhibit Size Pickup Current Default Pickup Range Autoreset After a Trip SAMMS-LVX OnlyUsing the Hand Held Communicator HHC Emergency Restarting 5A CT primary current if used Full load current for OLR No Function NumberJam pickup current F24 Loss of load protection or warning List Key Using the Enter KeyFunction Key UP and Down Keys External trips Enable/disable phase unbalance Capability Means warning Select ground fault pick-up current Value 2A-5AStep Size Second Default Value Iflc is the value of Iflc for Select jam pickup current 120-400% I FLC F24 Loss of Load Using the SAMMS-LV Device Func TionsProgram Mode/Passwords 200% 50% 4800 13 Entering and changing passwords F1 Control Circuit Number and Incomplete Se- quence Status F0 Ambient TemperatureSAMMS-LV Functions F2 Size for Overload Relay #1 45A Overload Setting Step Default Relay Size Range 24.0A 36AF4 Full-Load Current for Overload Relay #1 90A F9 Phase Unbalance Protection F6 Service FactorF8 Autoreset SAMMS-LVX Only F7 Overload Trip Class F10 Display Time to Restart F12 Ground Fault Protection or WarningF11 Emergency Restarting F14 Set Programmable Timer #2 F12A Ground Fault Pickup CurrentF13 Set Programmable Timer #1 F15 Display Current F18 Display Total Elapsed Run Time of the Motor F21 Reset Motor DataF17 Current Unbalance F19 Number of Motor Starts F24 Loss of Load Protection or Warning SAMMS-LVX Only F25 Percentage of Motor Winding TemperatureF23A Jam Pickup Current SAMMS-LVX Only F24A Loss of Load Pickup Current SAMMS-LVX Only F27 Address Troubleshooting Error Condition Troubleshooting Guide Error Condition Appendix a Technical Specifications Overload Specifications Statistical Data Dimensions Catalog Number SAM4 Switch # Function Position Samms Sensor, sizes 1C, 2A, 2B Page Siemens Energy Automation, Inc