2-1393250-3 Datasheet, PDF (2/2 Pages) Tyco Electronics – Push to Reset Fuseholder-Type Thermal P&B Circuit Breaker

Catalog 1308242
Issued 3-03 (PDF Rev. 10-10)
Ordering Information
> W Typical Part Number 28
-X
Q
1 A -5
1. Designator:
W = Circuit breaker
2. Series Number:
28 = Single Pole Fuseholder Type
3. Circuit Function:
X = Series Trip, Push-to-Reset Button
4. Terminal Type and Mounting:
Q = .250” (6.35mm) Quick Connect will mount in .032”-.062” (.813mm – 1.574mm) thick panel.
T = .250” (6.35mm) Quick Connect will mount in .075”-.105” (1.905mm – 2.667mm) thick panel.
For panel thicknesses other than above, order “Q” type and 55-025B Internal Tooth Push-On Lockwasher.
5. Bezel Color:
1 = Black with White Rate Marking
11 = Black with No Rate Marking
2 = Red with Black Rate Marking
21 = Red with No Rate Marking
B = Black with White “Reset” Marked On Bezel (No Rate Marking)
Consult factory for other bezel colors.
6. Button Color:
A = Black
B = Red
Consult factory for other button colors.
7. Amp Rating:
0.25 0.75 2 4
6
8 10 12 14 20
0.50 1
35
7
9 11 13 16
Note: All standard part numbers in this series are RoHS compliant.
Stock Items – Authorized distributors are more likely to stock the 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)
.54 MAX.
(13.716)
.37
(9.4)
.625 MAX.
(15.875)
.325 MAX.
(8.26)
.19
(4.83)
.76 MAX.
(19.31)
I
.76 MAX.
(19.31)
O
AMP RATING
.250 x .032 (6.35 x .813)
QUICK CONNECT TERMINALS
Notes: 1. Soldering to terminals is not recommended.
2. Recommended Panel Thickness: Style Q: .032” - .062” (.813 mm - 1.574 mm)
Style T: .075” - .105” (1.905 mm - 2.667
mm)
3. Internal tooth push-on washer available for panel thickness not covered above.
Recommended Panel Cutouts
Optional Protective Boot
Clear Silicone Rubber Boot
A
A
23-019A
.350
(8.89)
.525
.750 ^(13.33)
(19.05)
SECTION A-A
Optional Internal Tooth Push-On Lockwasher
For panels greater than .105 (2.67) thickness
55-025B
.970 DIA.
(25.64)
55-025B
INTERNAL TOOTH
PUSH-ON LOCKWASHER
For panels greater than .105” (2.67) thickness
.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)
Disclaimer
While Tyco Electronics has made every reasonable effort to ensure the accuracy
of the information in this document, Tyco Electronics does not guarantee that it
is error-free, nor does Tyco Electronics make any other representation, warranty
or guarantee that the information is accurate, correct, reliable or current.
Tyco Electronics reserves the right to make any adjustments to the information
contained herein at any time without notice. Tyco Electronics expressly dis-
claims all implied warranties regarding the information contained herein, includ-
ing, but not limited to, any implied warranties of merchantability or fitness for a
particular purpose.
The dimensions in this catalog are for reference purposes only and are subject
to change without notice. Specifications are subject to change without notice.
Consult Tyco Electronics for the latest dimensions and design specifications.
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
111
Refer to inside back cover.