B72240B381K1 EPCOS Inc, B72240B381K1 Datasheet - Page 2

• Manufacturer Part Number: B72240B381K1
• Description: Varistors 385V RMS 40MM Varistor B40K385
• Manufacturer: EPCOS Inc

Specifications of B72240B381K1

• Voltage Rating Dc: 505 V
• Voltage Rating Ac: 385 V
• Clamping Voltage: 1025 V
• Peak Surge Current: 40 KA
• Capacitance: 1900 pF
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: Screw
• Tolerance: 10 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B72240B0381K001

Construction
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Features
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Approvals
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Delivery mode
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General technical data
Climatic category
Operating temperature
Storage temperature
Electric strength
Insulation resistance
Response time
Please read Cautions and warnings and
Important notes at the end of this document.
Strap varistors
HighE, standard, LS40 series
Rectangular varistor element as in SIOV-B40
Coating: epoxy resin, flame-retardant to UL 94 V-0
Bolt-holed strap terminals for screw fixing or soldering
Bent or straight strap terminals
High surge current up to 40 kA
Wide operating voltage range 130 … 750 V
PSpice models
UL
CSA
CECC (K150 … K385)
Vacuum-packed styrofoam box
to IEC 60068-1
to CECC 42 000
to CECC 42 000
to CECC 42 000
RMS
2
11/07
40/85/56
– 25 … + 85
– 25 … +110
≥2.5
≥10
<25
°C
°C
kV
MΩ
ns
RMS