ETFV20K420E2 EPCOS Inc, ETFV20K420E2 Datasheet - Page 7

• Manufacturer Part Number: ETFV20K420E2
• Description: VARISTOR THERMAL 420VRMS 20MM
• Manufacturer: EPCOS Inc
• Series: ThermoFuser

Specifications of ETFV20K420E2

• Varistor Voltage: 680V
• Current-surge: 10kA
• Number Of Circuits: 1
• Maximum Ac Volts: 420VAC
• Maximum Dc Volts: 560VDC
• Energy: 273J
• Package / Case: Disc 20mm
• Product: MOV
• Voltage Rating Dc: 560 V
• Voltage Rating Ac: 420 V
• Clamping Voltage: 1.12 KV
• Peak Surge Current: 10 KA
• Surge Energy Rating: 273 J
• Capacitance: 420 pF
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: Through Hole
• Dimensions: 20 mm Dia. x 9.7 mm W x 25.7 mm L x 25.7 mm H
• Lead Spacing: 5 mm
• Termination Style: Through Hole
• Tolerance: 10 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 495-3646

Derating curves
Maximum surge current i
For explanation of the derating curves refer to "General technical information", section 1.8.1
SIOV-ETFV20 ... E2
Please read Cautions and warnings and
Important notes at the end of this document.
Housed varistors
ThermoFuse varistors, ETFV20 series
max
= f (t
r
, pulse train)
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ETFV20