V331HF34 Varistors - HF34 Series - High Energy Industrial Varistor Series - Littelfuse

Part Number: V331HF34

Series: HF34

HB34, HF34, and HG34 Series Data Sheet
Littelfuse_MOV_HB34_HF34_HG34.pdf
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Last Uploaded: February 21, 2011

HF34 Series - High Energy Industrial Varistor Series

Electrical Characteristics

Help	Property	Value
Package Size/Form Factor Close Info	Package Size	34mm
This is the maximum continuous sinusoidal voltage, which may be applied to the MOV. This voltage may be applied at any temperature up to the maximum operating temperature of 85°C. Close Info	VMAX AC (V)	330
This is the maximum continuous DC voltage, which may be applied to the device. Close Info	Max Rated DC Voltage	435
This is the maximum rated transient energy, which may be dissipated for a single current pulse at a specified impulse and duration (2µs), with the rated V_RMS applied, without causing device failure. Close Info	Surge Energy (WTM) (J)	475
This is the maximum peak current, which may be applied for an 8x20µs impulse, with rated line voltage also applied, without causing greater than 10% shift in nominal voltage. Close Info	Peak Pulse Current (I_TM) 1xAmps (A)	40000
This is the voltage at which the device changes from the off state to the on state and enters its conduction mode of operation. This voltage is characterized at the ImA point and has specified minimum and maximum voltage ratings. Close Info	Nominal DC Voltage (V_NDC) (V)	519
This is the minimum voltage at which the device changes from the off state to the on state and enters its conduction mode of operation. This voltage is characterized at the 1mA point and has specified minimum and maximum voltage ratings. Close Info	V_NDC MIN (V)	467
This is the peak voltage appearing across the MOV when measured at conditions of specified pulse current amplitude and specified waveform (8x20µs). Close Info	Max Clamp Voltage (Vc) (V)	843
This is the maximum voltage at which the device changes from the off state to the on state and enters its conduction mode of operation. This voltage is characterized at the 1mA point and has specified minimum and maximum voltage ratings. Close Info	VNDC MAX (V)	570
Typical Capacitance (pF) Close Info	Typ Capacitance (pF)	3750
Clamping Polarity Close Info	Clamp Polarity	Bi-directional

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Design Support

Certification

CSA_2221-01 091788
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CSA_2221-01091788.pdf (1,161 K)

Plant Certifications

Environmental Data

Environmental Info

RoHS Date: 2006-07-31 00:00:00
PbFree Date: 2006-07-31 00:00:00
ICP Test Reports
RoHSHF test report HA HB HC HF HG DHB Varistor Series 7-8-2010.pdf
China RoHS Reports
ChinaRoHS HA- HB- HC- HF- HG- DHB Varistor Series.pdf