RCEC 850

www.vishay.com

Vishay MCB

Revision: 08-Feb-2021

2

Document Number: 32573

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Note

• All tests were done in Vishay MCB laboratories conditions

DISSIPATION

Permanent Applicable Power (W) as a Function

of Bottom Case Temperature (°C)

OVERLOAD

Intermittent Overload (Exceptional Operation)

Bottom Case Temperature +85 °C

PERFORMANCES

TESTS

CONDITIONS

REQUIREMENTS

TYPICAL VALUES

Overload

1200 W / 10 s with

± 2 % or ± (0.5 % + 0.05

Ω)

< 0.2 %

Damp heat

4 days 40 °C 93 % HR

± 2 % or ± (0.5 % + 0.05

Ω)

< 0.2 %

VRT

-55 °C / +125 °C 21 cycles

± 2 % or ± (0.5 % + 0.05

Ω)

< 0.1 %

Shock

18 shocks 3 positive and 3 negative per axis -

± (0.5 % + 0.05

Ω)

< 0.1 %

Vibrations

10 sweeps/axis - 7.5 mm at 5 Hz to 8 Hz,

(IEC 60068-2-6, Fc)

± (0.5 % + 0.05

Ω)

< 0.1 %

Terminal strength

200 Ncm/100 N

± 1 % or ± (0.5 % + 0.05

Ω)

< 0.1 %

10

100

1000

10000

0

100

200

300

400

500

600

700

800

900

0

20406080

100 120 140 160

Title

Temperature (°C)

P = f (T°)

10

100

1000

10000

0

500

1000

1500

2000

2500

110

100

1000

Title

Time (s)

P = f (t)

ENERGY

R < 390

Ω

R > 390

Ω

Repetitive operation = 8 J

Pulse

τ = 50 μs

Repetitive operation = 4 J

Pulse

τ = 50 μs

Accidental operation = 20 J

Pulse

τ = 50 μs

120 pulses

Other

τ values: consult us