Siemens 125-3208 Rated Motor Current, Rated Motor Power, Rated Motor cosPhi P308, or

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SED2 VFD Electronic Bypass Option Operating Instructions

Parameter	Description		Action		Setting/
Parameter	Description		Action		Default
					Default

P0305*	Rated Motor Current	1.	Press	to advance to	Setting =
		1.	Press	to advance to	Motor
	0A to 10,000A.		parameter P0305.		nameplate
	Rated motor current (A) from	2.	Press	to access the	Default =
	motor nameplate.		parameter values level.		Varies by
					model
		3.	Press	to advance to
			nominal current.
		4.	Press	to confirm and save
			the setting.

P0307*	Rated Motor Power	1.	Press	to advance to	Setting =
		1.	Press	to advance to	Motor
	0 kW or hp to 200 kW or hp.		parameter P0307.		nameplate
	Rated motor power (kW or hp)	2.	Press	to access the	Default =
	from motor nameplate.		parameter values level.		Varies by
					model
	If P0100 =1 (60 Hz, hp, North	3.	Press	to advance to	(hp/voltage
	If P0100 =1 (60 Hz, hp, North				dependent)
	America), then motor power is in				dependent)
	America), then motor power is in		nominal power.
	hp.		nominal power.
		4.	Press	to confirm and save
			the setting.

P0308*, or	Rated Motor cosPhi (P308), or	1.	Press	to advance to	Setting =
P0309	Rated Motor Efficiency (P0309)	1.	Press	to advance to	Motor
			parameter P0308 or P0309.		nameplate
	0.000 to 1.00 (P0308) or 0.0 to				P0308 Default
	99.9 (P0309)	2	Press	to access the	P0308 Default
		2	Press	to access the	= 0.00
			parameter values level.		= 0.00
	Rated motor cosPhi or motor		parameter values level.
	Rated motor cosPhi or motor				P0309 Default
	efficiency from motor nameplate.				P0309 Default
		3.	Press	to advance to	=
	If P0100 = 2 and P0307 = kW,		nominal cosPhi or motor		Varies by
	P0308 displays.		efficiency.		model
					(hp/voltage
	If P0100 = 1 and P0307 = hp,	4.	Press	to confirm and save	dependent)
	If P0100 = 1 and P0307 = hp,
	P0309 displays.
	P0309 displays.		the setting.
			the setting.
	P0309 = 100% corresponds to
	super conducting.
	NOTE:
	This parameter is available when
	P0003 = 3 and P0010 = 1.

* Motor related	parameters.

24	Siemens Building Technologies, Inc.

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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 Application Feature Setup Technical Specifications TroubleshootingHow to Use this Manual Notation Symbol MeaningManual Organization Manual NotationsWhere To Send Comments Reference DocumentsSafety Instructions Fuses optional Electronic Bypass Option OverviewGeneral Description Controller Board Controller Board Inputs and OutputsContactors Keypad FunctionsPushbutton/Indicator DescriptionPushbutton/Indicator Description Output relay on the Controller boardInstallation Instructions Mechanical InstallationDimensions and Weights Environmental ConditionsBypass Dimensions in Inches Centimeters MountingFrame 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 Startup Procedures Safety PrecautionsInstallation Inspection Power-OnSwitch Description Position DIP Switch Settings for E-Bypass FeaturesQuick Commissioning Quick Commissioning Parameter Description Action Setting DefaultUser Access Level Rated Motor Voltage Operation for Europe/NAmerica Rated Motor Power Rated Motor CurrentRated Motor cosPhi P308, or Rated Motor Efficiency P0309Rated Motor Frequency Rated Motor SpeedMotor Overload Factor Selection of Command SourceStart Command Setpoint Speed Command SourceSelection of Frequency Minimum Motor Frequency Maximum Motor Frequency Ramp-up TimeRamp-down time End Quick CommissioningAdditional Parameter Settings Flying StartFlying Start R0000Motor Current Flying Start Search Rate Flying StartAutomatic Restart Automatic RestartSED2 VFD Electronic Bypass Option Operating Instructions Number of Restart Attempts Time to First RestartVdc Controller Restart Time IncrementPulse Frequency Motor Data Identification Motor Data IdentificationMotor Data Identification Reset to Factory Defaults P0970Required SED2 Parameter Settings Parameter SettingApplication Feature Setup OverviewAuto Bypass without Interlock DescriptionSettings Example SED2 SettingsInterlock Application Feature Setup Essential Services Wiring Example for InterlockWiring Example for Essential Services Interlock and Auto Bypass on VFD Fault Wiring Example for Interlock and Auto Bypass on VFD FaultTechnical Specifications Specifications DescriptionDrive Specifications Description Electronic Bypass SpecificationsDrive Specifications Description SED2 VFD Electronic Bypass Operating InstructonsTroubleshooting Power-on Initialization Failure Unit Fault ConditionBasic Sanity Description Test Fault Code/Flashes Basic Sanity Test Fault CodesOverride Jumper FusesFuse Replacement Information VFD0122R2 Troubleshooting Siemens Building Technologies, Inc