Bussmann
®
Flat-Pak
Manual Reset Circuit Protectors
Series 174
SPECIFICATIONS
Single Pole Thermal Type Breakers
Ratings:
5A to 40A. The derating curves are the same as
those for Series 120 which are shown on page 14.
Operating Temperature:
–10°F (–23°C) to 150°F (65°C).
Storage Temperature:
–20°F (–29°C) to 200°F (93°C).
Applications:
Multiple power outlet strips, trucks, RV’s, boats,
buses, portable generators, building equipment, etc.
Approvals:
Series 174 is rated to 250VAC/50DC and meets
UL Standard 1077; UL E74569; CSA LR60443; see individual
terminal styles for specific rating approvals.
Terminal Options
Bushing Options
1.4"
(35.56)
.19" (4.83)
.55" TRIPPED
(13.97)
.03" (0.76)
CLOSED
.84"
(21.34)
.42"
(10.67)
.84"
(21.34)
Screws
.26" not included.
(6.60) Consult factory.
.25" QC straight
UL=5-30A
CSA=5-30A
1.0"
(25.4)
#6-32 screw-90° #8-32 screw-90°
UL=5-15A
UL=5-20A
CSA=5-15A
CSA=5-20A
174
THREAD
.50" (12.7)
02
03
04
E
= 7/16-28 Thread
J
= 15/32-32 Thread
.19" (4.83)
TRIPPED
.03" (0.76)
CLOSED
.42"
(10.67)
.37"
(9.40)
SNAP-IN HARDWARE
INCLUDED
.36"
(19.14)
#10-32 screw-90°
UL=5-40A
CSA=5-35A
16
.16"
(4.06)
.50" (12.7)
.84"
(21.34)
.26" Screws
(6.60) not included.
Consult factory.
S
.206" QC long, Straight Auto
UL=5-30A
CSA=5-30A
.25" st. QC & #6-32 screw-90°
UL=5-15A
CSA=5-15A
09
12
PART NUMBERING SYSTEM
Series
Rating
Housing
Bushing
Terminal
Button
Hdwr. Pkg.
Mounting Hdwr.
1 7 4
4
ttt tt
–
t
174 – Type III
Manual
250 VAC/
50VDC
08 – 8 amps 4 – Standard
10 – 10 amps
15 – 15 amps
20 – 20 amps
25 – 25 amps
30 – 30 amps
35 – 35 amps*
40 – 40 amps*
t
E – 7/16-28 x
.50 molded
J – 15/32-32 x
.50 molded
S – Snap-in
bushing
tt
02 – .25" QC
straight
03 – #6-32 screw
– 90°
04 – #8-32 screw
– 90°
09 – .206 QC long,
straight auto
12 – .25" QC
#6-32 – 90°
16 – #10-32 screw
– 90°
t
A – White w/black
rate marking
E – White w/red
rate marking
F – White w/no
rate marking
L – Black w/no
rate marking
M – Black w/white
rate marking
N – Red w/no
rate marking
P – Red w/black
rate marking
t
t
1 – Assmbld.
A – Knurled nut & palnut
to bushing
B – Knurled nut/palnut
2 – Bulk
push to reset disc (black)
3 – No hardware C – Knurled nut
D – Knurled nut push to reset
disc (black)
E – Knurled nut/palnut &
push to reset disc (white)
F – Knurled nut & push to
reset disc (white)
G – Snap-in attachment to bushing
(required on S bushing)
H – Black knurled nut
The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF 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. Bussmann reserves the right, without notice, to change design or construction of any prod-
ucts and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it
should be tested by the user in all possible applications.
12-16-98
SB98107 Rev. A
Form No. 174 Flat Pak
Page 1 of 1
BIF Document: 2066
PCB Design
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