W57-XB1A4A10-20 TE Connectivity, W57-XB1A4A10-20 Datasheet
W57-XB1A4A10-20
Manufacturer Part Number
W57-XB1A4A10-20
Description
CIRCUIT BREAKER, 20A
Manufacturer
TE Connectivity
Datasheet
1.W57-XB1A4A10-10.pdf
(2 pages)
Specifications of W57-XB1A4A10-20
Voltage Rating Vdc
50V
Voltage Rating Vac
250V
Current Rating
20A
No. Of Poles
1
Mounting Type
Panel
Approval Category
UL Recognised
Colour
White
External Depth
22.6mm
External Length / Height
29.2mm
Rohs Compliant
Yes
Electrical Data @ 25°C
Calibration: Will continuously carry 100% of rating.
Dielectric Strength: 1,500VAC (60 seconds).
Insulation Resistance: 100 megohms.
Maximum Operating Voltages: 50VDC; 250VAC, 50/60 Hz.
Features
• New, compact, design.
• 4 to 20 amp ratings.
• Cannot be manually tripped.
• Button extends for visual trip indication.
• Push button to reset breaker.
• Numerous mounting and termination options.
Agency Approvals
W57 series is UL 1077 Recognized as Supplementary Protectors, File
E69543, for Canada and the United States.
Users should thoroughly review the technical data before selecting a product part
number. It is recommended that users also sek out the pertinent approvals files of
the agencies/laboratories and review them to ensure the product meets the
requirements for a given application.
Time vs. Current Trip Curve @ +25°C
Ambient Compensation Table
Catalog 1309287
Revised 5-03
www.tycoelectronics.com
Temperature
1000
900
800
700
600
500
400
300
200
100
Ambient
135
0
in °C
20
25
30
40
50
60
10
.1
May trip between 101% and 134%, but must trip at 135% of
rating within one hour at +25°C.
3-6A Models
Rating Correction Factor
1
1.00
1.10
1.25
1.61
2.15
.80
.90
Dimensions are in inches over
(millimeters) unless otherwise
specified.
7-20A Models
10
Time In Seconds
1.00
1.05
1.15
1.25
1.40
.80
.90
100
To use this chart: Divide the breaker
rating by the correction factor to
determine the compensated rating.
Calculate the overloads in terms of
the compensated rating to use the
published trip curve.
Do not use these devices outside
their specified operating temperature
ranges.
Overload
100%
135%
200%
300%
400%
500%
600%
Dimensions are shown for reference
purposes only. Specifications and
availability subject to change.
1000
4.0 - 40.0 Sec.
1.2 - 12.0 Sec.
Trip in 1 hour
0.6 - 5.0 Sec.
0.4 - 2.8 Sec.
0.3 - 1.8 Sec.
Trip Times
No Trip
10,000
Typical Resistance vs. Current Rating @ +25°C
W57
Compact, Push To Reset Only
Thermal Circuit Breaker
Mechanical/Environmental Data
Operating Temperature Range: 0°C to +60°C.
Termination: .250” (6.35mm) quick connects.
Mounting: Various options. See Ordering Information and drawings.
Approximate Weight: 0.5 oz. (14.3g).
Interrupt Capacity: 1,000 amps in accordance with UL standard 1077 .
Resettable Overload Capacity: Ten times rated current.
Reset Time: 60 seconds.
in Amps
Current
Rating
4.0
5.0
6.0
7 .0
8.0
Outline Dimensions
series
SEE TERMINAL DRAWINGS
Optional Protective Boot
Silicone rubber boot is bonded to integral alumimum nut.
(14.6)
(29.2)
.575
1.15
.031
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-5-729-0425
(.8)
(17.5)
FOR DETAIL
.689
Resistance
.102
(2.6)
in Ohms
Typical
.70 DIA.
0.062
0.050
0.042
0.036
0.031
.63 DIA.
(17.8)
(16.0)
(11.8)
.465
(20.3)
.799
(15.8)
.622
(22.6)
.889
MOUNTING HARDWARE
DRAWINGS FOR DETAIL
in Amps
Current
Rating
20.0
10.0
12.0
15.0
SEE MOUNTING
BUSHING AND
1-1423696-5
Black boot for W57 with
3/8”-24 bushing.
1-1423696-7
Clear boot for W57 with
3/8”-24 bushing.
1-1423696-4
Black boot for W57 with
M11 X 1.0 bushing.
Clear boot for W57 with
M11 X 1.0 bushing.
South America: 55-11-3611-1514
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-141-810-8967
(11.6)
.457
1-1423696-6
.303
(7.7)
Resistance
in Ohms
Typical
0.025
0.021
0.017
0.012
P&B
1
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W57-XB1A4A10-20 Summary of contents
Page 1
... Push button to reset breaker. • Numerous mounting and termination options. Agency Approvals W57 series is UL 1077 Recognized as Supplementary Protectors, File E69543, for Canada and the United States. Users should thoroughly review the technical data before selecting a product part number recommended that users also sek out the pertinent approvals files of the agencies/laboratories and review them to ensure the product meets the requirements for a given application ...
Page 2
... W57-XB1A4A10-15 W57-XB1A4A10-10 W57-XB1A4A10-20 ORDERING NOTE: Many options illustrated below are not listed in the “Ordering Information” chart above. Options denoted by “Special” or “Special Order” in their descriptions are only offered on a special order basis. Additionally, mounting hardware can be ordered separately. These options are subject to extended leadtimes and significant minimum order quantities ...