Mersen, formerly Ferraz Shawmut GFN Catalog Page

GFN

1-1/2” X 13/32” MIDGET FUSES

GFN midget indicating fuses are available
in ratings from 1/10A through 30A. These
time-delay fuses have built-in blown fuse
indicators which pop out at the end of the
fuse to visually indicate when the fuse has
operated to open the circuit. Indicators may
be used to trip a switch for remote
as well as visual annunciation. (Not for
Branch Circuit Protection).

HIGHLIGHTS:

Pin Indicating

➤

Time Delay

➤

12-30A Double Body

➤

APPLICATIONS:

➤

For supplemental pro­tection of circuits
where time delay and
blown fuse indication
are required, such as
solenoid circuits or
control circuits.

Melting Time – Current Data 1 - 30 Amperes, 250 Volts AC

Features/Benefits

➤

Pin indicator provides visual indication
of open fuse or actuates switch for remote
signaling

➤

Numerous ratings for a wide variety of
applications

➤

12 second time delay at 200% rating

➤

Ratings

AC: 1/10 to 10A

➤

250VAC, 200A I.R.,
125VAC, 10kA I.R.;
12 to 15A
125VAC, 10kA
I.R.; 20 to 30A
32VAC, 10kA I.R.

Can be used with
holders

ULTRASAFE™ fuse

Approvals

UL Listed to Standard

➤

248-14 (1/10 to 15A)
file E33925

CSA Certified to Standard

➤

C22.2 No. 248.14
(1/10 to 15A)

Standard Fuse Ampere Ratings,
Catalog Numbers

Time in Seconds

AMPERE CATALOG AMPERE CATALOG
RATING NUMBER RATING NUMBER

1/10 GFN1/10 2-1/2 GFN2-1/2

1/8 GFN1/8 2-8/10 GFN2-8/10
15/100 GFN15/100 3 GFN3
2/10 GFN2/10 3-2/10 GFN3-2/10
1/4 GFN1/4 3-1/2 GFN3-1/2
3/10 GFN3/10 4 GFN4
4/10 GFN4/10 4-1/2 GFN4-1/2
1/2 GFN1/2 5 GFN5
6/10 GFN6/10 5-6/10 GFN5-6/10
8/10 GFN8/10 6 GFN6
1 GFN1 6-1/4 GFN6-1/4
1-1/8 GFN1-1/8 7 GFN7
1-1/4 GFN1-1/4 8 GFN8
1-4/10 GFN1-4/10 10 GFN10
1-1/2 GFN1-1/2 12 GFN12
1-6/10 GFN1-6/10 15 GFN15
1-8/10 GFN1-8/10 20 GFN20
2 GFN2 25 GFN25
2-1/4 GFN2-1/4 30 GFN30

Current in Amperes

C 10C 10