02210226| Datasheet

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Block Varistors HighE Series
Construction
I Disk-shaped varistor element,

potted in plastic housing
I Housing and potting flame-retardant to UL 94 V-0 I Screw terminals M4 (SIOV-B32 ... 40)

Screw terminals M5 (SIOV-B60 ... 80) Features
I I I I

Heavy-duty varistors (surge current capability up to 100 kA) Wide product range SIOV-B40 also available without housing (LS40 series) PSpice models

Approvals
I UL I CSA ( K130) I SEV (except SIOV-B80)

Type designation Detailed description of coding system on page 39, chapter "General Technical Information" SIOV-B 40 K 275 EPCOS metal oxide varistor Design Rated diameter of varistor disk General technical data Climatic category LCT UCT Damp heat, steady state (93 % r.h., 40 C) Operating temperature Storage temperature Electric strength Insulation resistance Response time Max. torque B32/B40 B60/B80 40/85/56 40 C + 85 C 56 days 40 ... + 85 C 40 ... + 110 C in accordance with IEC 60068-1 Max. AC operating voltage Tolerance of varistor voltage

in accordance with IEC 60068-2-3 in accordance with CECC 42 000 in accordance with CECC 42 000 in accordance with CECC 42 000

2,5 kVRMS 10 MW
< 25 ns 1,0 Nm 2,5 Nm

221 04/02