BK/MCR-3 Cooper/Bussmann, BK/MCR-3 Datasheet

BK/MCR-3

Manufacturer Part Number

BK/MCR-3

Description

Manufacturer

Cooper/Bussmann

Type

Subminiaturer

Datasheet

1.BKMCR-3.pdf (2 pages)

Specifications of BK/MCR-3

Acting

Fast

Voltage Rating (vac)

125V

Voltage Rating (vdc)

125V

Current Rating

Operating Temp Range

-55C to 125C

Mounting

Through Hole

Product Depth (mm)

Not Requiredmm

Product Height (mm)

Not Requiredmm

Housing Material

Thermoplastic

Operating Temperature Classification

Military

Lead Free Status / RoHS Status

Not Compliant

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0210

Description

• Axial Leaded

• Fast Acting, Solid Matrix Construction

• High Temperature Thermoplastic Body, UL 94 VO

• Tin-lead plated copper Lead Wires, .025" diameter

Agency Information

• UL Recognition Guide & File Numbers:

• CSA Certification File & Class Numbers: 053787 C 00 &

Ordering

• Specify product code and packaging code

Environmental Data

• Life Test: 2000 hours at 80% rated current, 55°C

• Moisture Resistance: MIL-STD-202, Method 106, 90%

• Operating Temperature: -55°C to 125°C with proper fuse

• Resistance to Soldering Heat: MIL-STD-202, Method

• Salt Spray: MIL-STD-202, Method 101, Test Condition B

• Shock: MIL-STD-202, Method 213, Test Condition I,

• Solderability: MIL-STD-202, Method 208

1. Interrupting ratings were measured at 100% (1/16 to 5) and 100% (7, 10) power factors on AC, and a time constant less than 1 ms. on DC.

2. I

NOTE: All values shown above are typical.

• Device designed to carry rated current for four hours minimum. An operating current of 80% or less of rated current is recommended, with further derating required

Product

Code

MCR-1/16

MCR-1/8

MCR-1/4

MCR-3/8

MCR-1/2

MCR-3/4

MCR-1

MCR-1 1/2

MCR-2

MCR-2 1/2

MCR-3

MCR-3 1/2

MCR-4

MCR-5

MCR-7

MCR-10

% of Amp Rating (0-10A)

at elevated ambient temperatures.

relative humidity at 65°C.

derating

210, Test Condition C (260°C)

100G’s for 6 milliseconds

(random closing angle), and 300 amps 90 VDC, TC <1ms. for the 7 and 10 amp fuses.

BU-SB10142

JDYX2 & E19180

1422 30 (0 - 1/8A); 053787 C 00 & 1422 01 (1/4A - 8A)

t was measured at 50 amps 125 VAC, .95PF, (random closing angle) and 300 amps 125 VDC, TC <1ms. for 1/16 through 5 amps and 50 amps 60 VAC, .95PF,

100%

250%

ELECTRICAL CHARACTERISTICS

125V

60V

Voltage

Rated

125V

90V

50A

Interrupting

5 seconds maximum

Rating

4 hours minimum

Opening Time

300A

1.1 x 10

4.3 x 10

8.0 x 10

9.7 x 10

7.4 x 10

1.3 x 10

SPECIFICATIONS

1.82

1.48

3.62

.01

.03

.09

.19

.35

.56

.96

Pre-arching

Page 1 of 2

-6

-5

-4

-3

t (A

sec)

1.0 x 10

7.1 x 10

1.0 x 10

6.7 x 10

5.4 x 10

7.4 x 10

MCR Series, Fast Acting, Solid Matrix

1.34

1.16

• Terminal Strength: MIL-STD-202, Method 211, Test

• Thermal Shock: MIL-STD-202, Method 107, Test

• Thermal Cycle: EIA-STD-RS-186-C, Test Condition A,

• Vibration: MIL-STD-202, Method 204, Test Condition C,

• Wave Soldering: Maximum reservoir temperature

Dimensions

.01

.02

.07

.14

.28

.37

.67

.49

Condition A, will withstand 7 lb. axial pull test.

Condition B, -65°C to 125°C

-55°C to 85°C

(55 to 2000 HZ, 10G’s peak)

260°C, 10 second maximum exposure, .125" from body.

Subminiature Through Hole

0.64mm

-7

-6

-5

.025"

28.58mm

3.10mm

1.13"

Typical Total Clearing

.12"

1.8 x 10

7.3 x 10

1.2 x 10

1.1 x 10

6.2 x 10

7.5 x 10

1.37

2.53

2.02

4.41

.02

.04

.11

.25

.45

.83

⁄

(inches)

t (A

-6

-4

-3

-2

sec)

1.5 x 10

8.7 x 10

1.3 x 10

8.3 x 10

6.8 x 10

9.2 x 10

1.51

1.38

.01

.03

.08

.17

.32

.43

.77

.58

7.54mm

.297"

28.58mm

-7

-6

-5

1.13"

*All tolerances:

Typical Voltage

Drop Volts at

Data Sheet 2003

100% Rated

2.33

1.52

.76

.73

.65

.55

.24

.20

.16

.15

.14

.13

.11

.10

.08

±0.005"

±0.13mm

Related parts for BK/MCR-3

BK/MCR-3 Summary of contents

Page 1

... VAC, .95PF, (random closing angle) and 300 amps 125 VDC, TC <1ms. for 1/16 through 5 amps and 50 amps 60 VAC, .95PF, (random closing angle), and 300 amps 90 VDC, TC <1ms. for the 7 and 10 amp fuses. NOTE: All values shown above are typical. ...

Page 2

AMPERE RATING .01 .001 Packaging Code Blank BK TR OC-2544 Rev. A 5/02 Visit us on the Web at www.cooperET.com 3601 Quantum Boulevard Boynton Beach, Florida 33426-8638 © Cooper Electronic Technologies 2002 Tel: +1-561-752-5000 Toll Free: +1-888-414-2645 ...

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