TR1/MCRS7A Cooper/Bussmann, TR1/MCRS7A Datasheet

FUSE 7A 125V SLOW AXIAL MCRS

TR1/MCRS7A

Manufacturer Part Number
TR1/MCRS7A
Description
FUSE 7A 125V SLOW AXIAL MCRS
Manufacturer
Cooper/Bussmann
Series
Microtron® MCRSr
Type
Subminiaturer
Datasheet

Specifications of TR1/MCRS7A

Fuse Type
Slow Blow, Time Lag
Voltage - Rated
125VAC, 125VDC
Current
7A
Package / Case
Axial
Size / Dimension
0.125" Dia x 0.280" L (3.18mm x 7.10mm)
Mounting Type
Through Hole
Operating Temperature
-55°C ~ 125°C
Dc Cold Resistance
0.01 Ohm
Melting I²t
64
Acting
Slow Blow
Voltage Rating (vac)
125V
Voltage Rating (vdc)
125V
Current Rating
7A
Mounting
Through Hole
Product Length (mm)
7.1mm
Product Depth (mm)
Not Requiredmm
Product Height (mm)
Not Requiredmm
Housing Material
Epoxy Plastic
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Color
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Compliant
Other names
MCRS7A
TR1-MCRS7A
Subminiature Microtron
MCRS Series, Time-Delay, Wire-in-Air
Description
• Axial-leaded time-delay thru-hole fuse
• Matte tin-plated copper lead wires
• High temperature epoxy plastic body, UL 94V0
Agency Information
• UL Recognition Guide & File numbers: JDYX2 &
• CSA Certification Record No: LR 701159 & Class No:
Environmental Data
• Shock resistance: MIL-STD-202, Method 213B, Test
• Vibration resistance: MIL-STD-202, Method 201
• Moisture resistance: MIL-STD-202F, Method 106
• Soldering heat resistance: MIL-STD-202, Method 210
• Salt spray: MIL-STD-202, Method 101, Test Condition
• Solderability MIL-STD-202, Method 208H
• Operating Temperating: -55ºC to 125ºC
Ordering
Specify packaging
• Insert packaging code prefix before part number.
* AC Interrupting Rating (Measured at designated voltage, 100%) DC Interrupting Rating (Measured at
** DC Cold Resistance (Measured at 10% of rated current)
† Typical Melting I
‡ Typical Voltage Drop (Measured at rated current after temperature stabilizes)
0709
Part Number
MCRS250mA
MCRS300mA
MCRS375mA
MCRS500mA
MCRS750mA
MCRS1A
MCRS1.25A
MCRS1.5A
MCRS2A
MCRS2.5A
MCRS3A
MCRS4A
MCRS5A
MCRS7A
E195337.
1422 30 and 1422 01.
Condition I (Sawtooth)
(10-55Hz x 3 axis/ no load)
Top side (260ºC, 20 sec)
B (48 Hours)
designated voltage, rise time of less than 50 microseconds, battery source)
calibrated circuit less than 50 microseconds)
E.g., TR1 (or BK1)/MCRS5A
% of Amp Rating
BU-SB09025
100%
200%
2
t (Measured with a battery bank at rated DC voltage, 10x-rated current, rise time of
Electrical Characteristics
Voltage
Rating
Vac/dc
125
125
125
125
125
125
125
125
125
125
125
125
125
125
30 seconds maximum
4 hours minimum
Opening Time
®
Fuses
Vac
50
50
50
50
50
50
50
50
50
50
50
50
50
50
Rating* (amps)
Interrupting
Specifications
Vdc
300
300
300
300
300
300
300
300
300
300
300
300
300
300
Dimensions - mm (in)
Construction
Page 1 of 2
Packaging Code
BK1
TR1
End View
Resistance
(0.032)
"A"
0.81
Typical
(Ω Ω )**
3.20
2.57
1.66
1.07
0.55
0.36
0.23
0.18
0.12
0.08
0.06
0.04
0.02
0.01
diameter
“A” Length
1.5"
1.13"
Data Sheet 4075
(0.280 ± 0.020)
7.1 ± 0.5
HF
FREE
HALOGEN
Typical
0.042
0.056
0.101
Melt
0.18
0.44
0.78
1.41
I
1.9
3.4
6.1
8.1
15
35
63
2
t†
(0.125 ± 0.004)
(0.125 ± 0.004)
3.18 ± 0.1__ _
3.18 ± 0.1
Voltage
diameter
Typical
Drop‡
2.20
2.02
1.69
1.42
1.09
0.91
0.77
0.59
0.45
0.38
0.29
0.25
0.7
0.5
(0.032)
0.81 dia.

Related parts for TR1/MCRS7A

TR1/MCRS7A Summary of contents

Page 1

... Typical Melting (Measured with a battery bank at rated DC voltage, 10x-rated current, rise time of calibrated circuit less than 50 microseconds) ‡ Typical Voltage Drop (Measured at rated current after temperature stabilizes) 0709 BU-SB09025 ® Fuses Dimensions - mm (in) "A" Packaging Code BK1 TR1 End View 0.81 (0 ...

Page 2

... TR1 2,500 fuses on tape-and-reel per EIA-296 pitch and 52.4mm inside tape spacing The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications ...

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