Uvqr, Uq, Uk | Toshiba VF-nC1 specs

								E6581090
	(Continued)
	Error		Problem		Possible causes			Remedies
	code
	UVQR	Momentary power		•	The slowdown stop prohibition		•	To restart operation, reset the
		failure slowdown			function set with H			inverter or input an operation
		stop prohibition			(momentary power failure ride-			signal again.
		function activated			through operation) is activated.
	KPKV	Parameters in the		•	Parameters are being initialized		•	Normal if the message
		process of			to default values.			disappears after a while
		initialization						(several seconds to several
								tens of seconds).
		Setup parameters in		•	Setup parameters are in the		•	Normal if the message
		the process of being			process of being set.			disappears after a while
		set						(several seconds to several
								tens of seconds). (European
								model only)
	G	Operation panel key		•	The RUN or STOP key is held		• Check the operation panel.
		fault			down for more than 5 seconds.
				•	The RUN or STOP key is faulty.
	GUQ	Source logic		•	The input terminal is switched		• Check whether cables are
		switching			to source logic mode.			connected correctly, and then
		confirmation alarm						specify a proper logic.
							•	Check whether cables are
								connected correctly, and then
								reset the inverter or turn it off
								temporarily and turn it back on.
								Logics will be switched.
	GUK	Source logic		•	The input terminal is switched		• Check whether cables are
		switching			to source logic mode.			connected correctly, and then
		confirmation alarm						specify a proper logic.
							•	Check whether cables are
								connected correctly, and then
								reset the inverter or turn it off
								temporarily and turn it back on.
								Logics will be switched.
	(Note) When the ON/OFF function is selected for DC braking (DB), using the input terminal
											13
	selection parameter, you can judge the inverter to be normal if " FD" disappears when										13
	opening the circuit between the terminal and CC.
	opening the circuit between the terminal and CC.
	[Alarms displayed during operation]
	E		Overcurrent alarm			Same as QE (overcurrent)
	R		Overvoltage alarm			Same as QR (overvoltage)
	N		Overload alarm			Same as QN/QN (overload)
	J		Overheat alarm			Same as QJ (overheat)

If two or more problems arise simultaneously, one of the following alarms appears and blinks. ER, RN, ERN

The blinking alarms E, R, N, J are displayed in this order from left to right.

M-5

Image 133

Toshiba VF-nC1 instruction manual Uvqr, Uq, Uk

Contents

Industrial Inverter Limits in purpose Safety precautions General operation Wiring Transportation ‚ Installation Operations When retry function is selected inverter Attach warning labels ― Contents ― 10.1 Read first Contents of the product codeCheck purchased product Operation keypad panel Name and function of each part Front panel Self-up terminal block VFNC1-2001P～2007P VFNC1-2015P～2022P VFNC1S-1007P VFNC1S-2015P～2022P Same type of terminal board is provided for all models Control circuit terminal block Motors Inverters What to do about leak current DisposalLeakage current from the inverter main unit Effects of leakage current across ground Remedies Affects of leakage current across lines Examples of unapplicable chemicals and solvents Installation Installation environment Resistor Installation location How to install VFNC1 VFNC1S Installing more than one unit in a cabinet Connection Wiring Control and main power supplyStandard connections Preventing radio noise VF-nC1 Standard connection diagram When using V1/S3 terminal as a logic input terminal H DC reactor ＊ DCL option P0 ＊4 DC reactor＊5 Description of terminals Power supply and motor connectionsMain circuit terminals Connections with peripheral equipment VI/S3 Control circuit terminals sink logic common CC OUT Sink logic negative common/source logic positive commonFLA FLB Switching the input terminal logic between sink and source Simple operation Simple operation of the VF-nC1 SettingRun / stop Frequency Short F and CC terminals run forward RUN Motor starts Motor stops slowdown stop Setting the frequency using external potentiometer Setting the frequency using the operation panel Hoqf Setting the frequency using input voltage Setting the frequency by serial communications Hoqf Setting the frequency using current input 4-20mA Basic VF-nC1 operations Setup parameters How to set parameters KP KV How to set a setup parameter Steps in key entry for basic parameters How to set the basic parameters Steps in key entry for extended parameters How to set extended parameters CWH HTH GPF Press the Enter key to display the setting of the parameter CEE ITW Parameters that cannot be changed while running Kpkv Returning all parameters to standard default setting Command mode selection Selecting an operation modeFrequency setting mode selection Settings Function Meter setting and adjustment Adjusting the meter in inverter stop state Adjustment scale with meter adjustment HO parameterFM/OUT Houn Standard default setting Selecting forward and reverse runs operation panel only Setting acceleration/deceleration timeHT Forward/reverse selection Operation panel CEE Acceleration time 1 s FGE Deceleration time 1 s Maximum frequency Parameter settingUpper limit and lower limit frequencies HJ Maximum frequency Hz Base frequency Selecting control modeXN Base frequency 1 Hz XD Setting of motor electronic thermal protection level 1 VJT Setting the electronic thermalExplanation of terms Inverter over load characteristics Using a VF motor motor for use with inverterSetting the motor electronic thermal protection level 1 VJT Setting method Run/stop Preset speed operation speeds in 15 stepsPreset speed frequency setting Motor 150%-overload time limit H Eoqf Using other speed commands with preset speed command Output terminal setting Output signal-related parametersExtended parameters FM/OUT terminal functions selection OFF Parameter for specifying a frequency Parameters related to terminal function selection Connection method Setting of contact input terminal function Jog run Switching between control logics Sink/Source selection Setting of output terminal functions Basic parameters Setting of switching terminals40MCHG OFF Setting frequency command characteristics Analog signals for frequency setting Adjustment of 4~20mAdc current input Adjustment of 0~10Vdc voltage input 0 voltage input Operation frequency Starting frequency Starting frequency setting Hz DC braking ～ H Preset speed operation frequencies 8 to 15 Hz Preset speed operation frequencies 8 toPWM carrier frequency Jump frequency Hz Jump width Hz During restart operation, the message TVT is displayed Trip-less intensification Application to a crane or hoist Start of motor during coasting Motor speed search function Inverter, motor and machine ・QEN ・QEC・GRJQ ・GTT Performing PI control Setting the PI control parameterExternal connection Types of PI control interfaces Adjusting an analog command voltage Adjusting the PI control gain level Optimizing control characteristics Improving torque and speed characteristics Switching between acceleration and deceleration 2 switching frequency Acceleration/deceleration Protection functions Current stall setting Stall prevention level External trip stop by means of a terminal ①Press the Stop key Gqhh will blink Emergency stop by means of the operation panel Function FM/OUT terminal selection 1 12 OT over-torque detection Undervoltage trip Under voltage trip selection Canceling the setting Setting methodsOperation panel parameters Analog input disconnection detection Changing the standard monitoring item Communication function common serialSelection of monitor display selection Setting up the communications function 16.1 Using RS232C/RS485 conversion unitsData transmission specifications Communications parameters Common serial options Free notes Free notes Variety of operation Setting the operation frequency RSS4 Setting the operation mode Setting procedure eg. operation at 60Hz Status monitor modeMonitoring the operation status Key to change items displayed in the status monitor mode Display of trip information Example of call-up of trip information ⇔ Compliance with CE Marking Taking measures to satisfy the CE / UL / CSAAbstract EMC directive 89/336/EEC Compliance with EMC directive Model, noise filter inside 【Ex. Countermeasure main circuit wiring】 EMFA2006Z Models without EMI filtersEMFA2015Z EMFAS2011Z 【Operating with external signals】【Apply if needed】【Accessories for countermeasure】 Compliance with UL Standard and CSA Standard Compliance with InstallationCompliance with Low voltage directive Compliance with Connection AIC Motor thermal protection Peripheral devices Selection of wiring materials and devices THR Selection of wiring devices Installation of an overload relay Installation of a magnetic contactorMagnetic contactor in the primary circuit Magnetic contactor in the secondary circuit 11.1 User parameters Table of parameters and data11.2 Basic parameters NN－WN QNO VJTUT NNWN Input/output parameters Extended parametersLOW NN-WN Frequency parameters Torque boost parameters Operation mode parameters Protection parameters Acceleration/deceleration time parameters Operation panel parameters Factory setting parameterCommunication parameters Default settings by inverter rating Table of input terminal functions +SS2+AD2 +SS1+AD2+SS3+AD2 +SS4+AD2 Table of output terminal functions Order of precedence of combined functions Models and their standard specifications SpecificationsStandard specifications Self-cooling Forced LED External dimensions/weights External dimensions/weightsExternal dimensions CEE QER Trip causes/warnings and remediesFGE QER GRJ GRJ QHH CPUOqhh TVT UQ UvqrUK Restoring the inverter from a trip YES If the motor does not run while no trip message is displayed How to determine the causes of other problems Regular inspection Inspection and maintenanceCheck points Check items Periodical inspection Standard replacement cycles of principal parts Replacement of expendable parts Keeping the inverter in storage Making a call for servicing Warranty Disposal of the inverter 2004-10