Ceramic Disc Capacitors (Type NS-B)

Ceramic Disc Capacitors

for Safety Regulations

Safety Reg. NS ECK-DNA/DNB

Type:

NS-B

s Explanation of Part Numbers

s Specifications

–25 to 85

°C

Rated voltage

Operating temperature range

Dielectric withstanding voltage

Applicable standard

250 VAC

125 VAC

250 VAC

250 VAC

400 VAC

UL

CSA

IEC 384-14 2nd. Ed. (EN 132 400) Sub-Class Y1

SEV1016 (3300 to 4700 pF)

BSI (BS415: 1990), VDE 560-2, SEV1016 (100 to 2200 pF)

Rated voltage

Within the tolerance, when measured at 1 kHz

± 20%, 1 Vrms and 20°C

Capacitance

0.025 max., when measured at 1 kHz

±20%, 1 Vrms and 20°C

Dissipation factor (tan

δ)

10,000 M

Ω min. at 500 VDC and 1 minute electrification

Insulation resistance

B/Y5P/2B4

E/Y5U/2E4

±10% max.

±20/–55% max.

–25 to 85

°C

–25 to 85

°C

T.C.

Capacitance Change

Temperature Range

Temperature characteristics

(Reference temperature: 20

°C)

2600 VAC (50/60 Hz) for 1 minute

Nominal Capacitance

2

7

2

8

2

9

Capacitance Tolerance

M

10

Temperature Characteristics

E

11

Style

D

4

Product Code

E

1

C

2

K

3

Type Designation

N

5

B

6

Note: Suffix “NB” in the part number

indicates type “NS-B”.

Suffix

12

s Features

• Type NS-B, a revised type designation from our

previous type designation of NS for “Class I

Equipment,” is recognized and classified as Sub-

Class Y2 capacitor according to IEC384-14 2nd Ed.

by European Safety Regulations.

• The Type NS-B is recognized by UL and CSA

(UL1414/250 VAC and CSA C22.2 No.1).

Design and specifications are subject to change without notice. Ask factory for technical specifications before purchase and/or use.

Whenever a doubt about safety issues arises from this product, please inform us immediately for technical consultation.