series Push Reset Fuseholder-Type Thermal Circuit Breaker No

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series Push Reset Fuseholder-Type Thermal Circuit Breaker No

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Catalog 1308242 Issued 3-03 (PDF Rev. 7-06)
series
Push Reset Fuseholder-Type Thermal Circuit Breaker
Note: VDE, Demko, Semko available only.
Features
Push reset. Approved many international standards. Replaces slow blow glass cartridge fuse. Labor-saving snap-in mounting. Button extends visual trip indication.
Resettable Overload Capacity: times rated current 0.25 through models. times rated current through models. Reset Time: seconds max. 0.25 through models. seconds through models.
Agency Approvals
series 1077 Recognized Supplementary Protectors, File E69543, Accepted Supplementary Protectors (Appliance Component Protectors), File LR15734. breakers have been issued Certificate Suitability CS2190N supplementary Equipment Protectors Energy Authority South Wales, Australia. breakers also DEMKO (Denmark) (Switzerland) approved. approved office equipment loads only) provides isolation. models have VDE, DEMKO approvals present.
Users should thoroughly review technical data before selecting product part number. recommended that users also seek pertinent approvals files agencies/laboratories review them ensure product meets requirements given application.
Typical Resistance Current Rating +25°C
Current Rating Amps 0.25 0.50 0.75 Typical Resistance Ohms 14.0 3.55 0.89 0.17 0.069 0.043 0.030 0.026 0.017 Current Rating Amps 10.0 11.0 12.0 13.0 14.0 15.0 16.0 20.0 Typical Resistance Ohms 0.016 0.014 0.011 0.01 0.009 0.009 0.007 0.007 0.007 0.006
Electrical Data 25°C
Calibration: Will continuously carry 100% rating. 3-20 models trip between 101% 134%, must trip 135% rating within hour +25°C. 0.25-2 models trip between 101% 174%, must trip 175% rating within hour +25°C. Dielectric Strength: Over 1,500 volts RMS. Maximum Operating Voltages: 32VDC; 250VAC, 50/60 Interrupt Capacity: 1,000 amps 250VAC, 50/60 32VDC accordance with standard 1077
Mechanical/Environmental Data
Termination: .250" (6.35mm) quick connects on-axis with circuit breaker body standard. Right-angle quick connect terminals available special order option. Consult factory availability right-angle terminals. Soldering terminals recommended. Mounting: Snaps into panel from front. Recommended Panel Cutouts. Approximate Weight: 0.35 (10g).
Time Current Trip Curve +25°C
1000
Ambient Compensation Chart
1.40 1.30 1.20 1.10 1.00 0.90 0.80 0.70 0.60
3-20 Models
Overload Trip Times
0.25-2 Models
Overload Trip Times
Load Current Percent Breaker Rating
Correction Factor
100% 135% 200% 400% 600% 800% 1000%
Trip Trip hour 2.2-15.0 Sec. 0.55-1.8 Sec. 0.27-0.7 Sec. 0.17-0.45 Sec. 0.12-0.3 Sec.
100% 175% 200% 400% 600%
Trip Trip hour 4.5-28.0 Sec. 1.0-6.5 Sec. 0.4-4.0 Sec.
Ambient Temperature Degrees Centigrade (°C)
1000
Time Seconds
this chart: Read from ambient temperature curve, across find correction factor. Multiply breaker rating correction factor determine compensated rating. Calculate overloads terms compensated rating published trip curve. these devices outside their specified operating temperature ranges. www.tycoelectronics.com Technical support: Refer inside back cover.
Dimensions shown
reference purposes only.
Dimensions inches over (millimeters) unless otherwise specified.
Specifications availability subject change.
Catalog 1308242 Issued 3-03 (PDF Rev. 7-06)
Ordering Information
Typical Part Number Designator: Circuit breaker Series Number: Single Pole Fuseholder Type Circuit Function: Series Trip, Push-to-Reset Button Terminal Type Mounting: .250" (6.35mm) Quick Connect will mount .032"-.062" (.813mm 1.574mm) thick panel. .250" (6.35mm) Quick Connect will mount .075"-.105" (1.905mm 2.667mm) thick panel. panel thicknesses other than above, order type 55-025B Internal Tooth Push-On Lockwasher.
Above listed quick connect terminals on-axis with circuit breaker body shown drawings below. Right-angle quick connect terminals available special order basis. Consult factory availability right-angle terminals.
Bezel Color: Black with White Rate Marking Black with Rate Marking with Black Rate Marking with Rate Marking Black with White "Reset" Marked Bezel Rate Marking) Button Color: Black
Consult factory other button colors.
Consult factory other bezel colors.
Rating: 0.25 0.50 0.75
Stock Items Authorized distributors more likely stock following items.
W28-XQ1A-0.25 W28-XQ1A-0.50 W28-XQ1A-0.75 W28-XQ1A-1 W28-XQ1A-2 W28-XQ1A-3 W28-XQ1A-4 W28-XQ1A-5 W28-XQ1A-6 W28-XQ1A-7 W28-XQ1A-8 W28-XQ1A-10 W28-XQ1A-12 W28-XQ1A-15 W28-XQ1A-20 W28-XT1A-10 W28-XT1A-12
Outline Dimensions
Push-to-Reset Type
1.535 MAX. (38.99) (4.83) MAX. (19.31)
MAX. (13.716)
.325 MAX. (8.26) (9.4)
MAX. (19.31)
RATING
.625 MAX. (15.875)
.250 .032 (6.35 .813) QUICK CONNECT TERMINALS
Recommended Panel Cutouts
.970 DIA. (25.64)
.570-.575 (14.478-14.605)
.540-.550 (13.716-13.970)
.625-.635 (15.875-16.129)
.625-.635 (15.875-16.129)
.625-.635 (15.875-16.129)
55-025B INTERNAL TOOTH PUSH-ON LOCKWASHER panels greater than .105" (2.67) thickness
Note:
Soldering terminals recommended. Recommended Panel Thickness: Style .032" .062" (.813 1.574 Style .075" .105" (1.905 2.667 Internal tooth push-on washer available panel thickness covered above. Part 55-025B.
Dimensions shown reference purposes only.
Dimensions inches over (millimeters) unless otherwise specified.
Specifications availability subject change.
www.tycoelectronics.com Technical support: Refer inside back cover.

series Push Reset Fuseholder-Type Thermal Circuit Breaker No

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