Datasheet
111
Catalog 1308242
Issued 3-03 (PDF Rev. 11-15)
Revised 11-15
www.te.com
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Dimensions are shown for reference
purposes only. Specifications and avail-
ability subject to change.
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-8706-080208
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-1106-0803
Potter & Brumeld
Recommended Panel Cutouts
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
.250 x .032 (6.35 x .813)
QUICK CO NNECT TERM INALS
.625 MAX.
(15.875)
.37
(9.4)
.325 MAX.
(8.26)
.54 MAX.
(13.716)
1.535 MAX.
(38.99)
.19
(4.83)
.76 MAX.
(19.31)
.76 MAX
.
(19.31)
AM P RATING
I
O
.625-.635
(15.875-16.129)
.625-.635
(15.875-16.129)
.625-.635
(15.875-16.129)
.570-.575
(14.478-14.605)
.540-.550
(13.716-13.970)
.970 DIA.
(25.64)
55-025B
INTERNAL TOOTH
PUSH-ON LOCKWASHER
For panels greater than .105” (2.67) thickness
Push-to-Reset Type
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.
Part No. 55-025B.
Stock Items – Authorized distributors are more likely to stock the following items.
Ordering Information
Typical Part Number > W 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 3 5 7 9 11 13 16
Optional Internal Tooth Push-On Lockwasher
For panels greater than .105 (2.67) thickness 55-025B
Disclaimer
While TE has made every reasonable effort to ensure the accuracy of the infor-
mation in this document , TE does not guarantee that it is error-free, nor does
TE make any other representation, warranty or guarantee that the information is
accurate, correct, reliable or current.
TE reserves the right to make any adjustments to the information contained
herein at any time without notice. TE expressly disclaims all implied warranties
regarding the information contained herein, including, 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 TE for the latest dimensions and design specifications.
Note: All standard part numbers in this series are RoHS compliant.