Siemens 125-3208 operating instructions Rated Motor Frequency, Rated Motor Speed

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Startup Procedures

Parameter	Description			Action	Setting/
Parameter	Description			Action	Default
					Default

P0310*	Rated Motor Frequency	1.	Press	to advance to	Setting =
		1.	Press	to advance to	Motor
			parameter P0310.		Motor
	12 Hz to 650 Hz		parameter P0310.		nameplate 60
					Hz
	Rated motor frequency (Hz) from	2.	Press	to access the	Default =
	motor nameplate.		parameter values level.		Default =
					50 Hz/60 Hz
	Pole pair number is recalculated	3.	Press	to advance to	Default is
	automatically if the parameter is	3.	Press	to advance to	Default is
	changed.		nominal frequency (60 Hz).		dependent on
					the setting of
					the motor
		4.	Press	to confirm and save	frequency and
			the setting.		unit of
					measurement
					DIP switches.

P0311*	Rated Motor Speed	1.	Press	to advance to	Setting =
		1.	Press	to advance to	Motor
			parameter P0311.		Motor
	0 to 40,000 1/min		parameter P0311.		nameplate
	Rated motor speed (rpm) from	2.	Press	to access the	Default =
	motor nameplate.		parameter values level.		Varies by
					model
	A setting of 0 causes an internal	3	Press	to advance to
	calculation of this value.	3	Press	to advance to
			nominal motor speed.
	Vector control and V/f control
	with speed controller require this	4.	Press	to confirm and save
	value.	4.	Press	to confirm and save
	value.		the setting.
			the setting.
	Slip compensation in V/f control
	requires this value for correct
	operation.
	Pole pair number is recalculated
	automatically if the parameter is
	changed.

* Motor related	parameters.

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Contents SED2 VFD Electronic Bypass Options Page SED2 VFD Electronic Bypass Option Operating Instructions Page Service Statement Page Table of Contents Technical Specifications Troubleshooting Application Feature SetupNotation Symbol Meaning How to Use this ManualManual Organization Manual NotationsReference Documents Where To Send CommentsSafety Instructions Electronic Bypass Option Overview General DescriptionFuses optional Controller Board Inputs and Outputs Controller BoardKeypad Functions ContactorsDescription Pushbutton/IndicatorOutput relay on the Controller board Pushbutton/Indicator DescriptionMechanical Installation Installation InstructionsDimensions and Weights Environmental ConditionsMounting Bypass Dimensions in Inches CentimetersFrame Sizes D and E Conduit Locations Viewed from Bottom Electrical Installation Bypass Power Circuit Routing of Power and Control Wiring For Frame Sizes a and B Disconnect Overload Ground Lug Switch Disconnect Overload Ground Lug Wire Max Safety Precautions Startup ProceduresInstallation Inspection Power-OnDIP Switch Settings for E-Bypass Features Switch Description PositionQuick Commissioning Parameter Description Action Setting Default User Access LevelQuick Commissioning Operation for Europe/N AmericaRated Motor Voltage Rated Motor Current Rated Motor PowerRated Motor cosPhi P308, or Rated Motor Efficiency P0309Rated Motor Speed Rated Motor FrequencySelection of Command Source Start CommandMotor Overload Factor Speed Command Source Selection of FrequencySetpoint Minimum Motor Frequency Ramp-up Time Maximum Motor FrequencyEnd Quick Commissioning Ramp-down timeFlying Start Additional Parameter SettingsFlying Start R0000Search Rate Flying Start Motor Current Flying StartAutomatic Restart Automatic RestartSED2 VFD Electronic Bypass Option Operating Instructions Time to First Restart Number of Restart AttemptsRestart Time Increment Vdc ControllerPulse Frequency Motor Data Identification Motor Data IdentificationMotor Data Identification P0970 Reset to Factory DefaultsParameter Setting Required SED2 Parameter SettingsOverview Application Feature SetupAuto Bypass without Interlock DescriptionExample SED2 Settings SettingsInterlock Application Feature Setup Wiring Example for Interlock Essential ServicesWiring Example for Essential Services Wiring Example for Interlock and Auto Bypass on VFD Fault Interlock and Auto Bypass on VFD FaultSpecifications Description Technical SpecificationsDrive Specifications Description Electronic Bypass SpecificationsSED2 VFD Electronic Bypass Operating Instructons Drive Specifications DescriptionPower-on Initialization Failure Unit Fault Condition TroubleshootingBasic Sanity Description Test Fault Code/Flashes Basic Sanity Test Fault CodesFuses Override JumperFuse Replacement Information VFD0122R2 Troubleshooting Siemens Building Technologies, Inc