Limiter ANN
Very Fast-Acting
Form No. ANN
Page 1 of 1
Data Sheet: 2023
Cooper Bussmann
8-25-05 N03055
Catalog Symbol: ANN
Very Fast-Acting
Ampere Rating: 10 to 800A
Voltage Rating: 125Vac (or less)
80Vdc (or less)
Interrupting Rating: 2,500A ac,
2,700A dc
Agency Information: UL Recognized, 35-400A, 500A dc
only, Guide JFHR2, File E56412
0.34"
(8.7mm)
0.88"
(22.2mm)
0.88"
(±0.005)
(22.2mm)
0.34"
(±0.005)
(8.7mm)
3.19"
(±0.015)
(81.0mm)
2.44"
(±0.015)
(61.0mm)
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this 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. Cooper Bussmann reserves the right, without notice, to
change design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical infor-
mation contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Dimensional Data
10,000
10
100
1,000
CURRENT IN AMPERES
100
10
1
.1
.01
TIME IN SECONDS
AMPERE
RATING
35
50
60
80 100
125 150
200
300
400
500
250
600
800
Electrical Ratings (Catalog Symbol and Amperes)
125Vac, IR 2500A @ 125V
ANN-10 ANN-90 ANN-225 ANN-400
ANN-35 ANN-100 ANN-250 ANN-500
ANN-40 ANN-125 ANN-275 ANN-600
ANN-50 ANN-150 ANN-300 ANN-700
ANN-60 ANN-175 ANN-325 ANN-800
ANN-80 ANN-200 ANN-350 —
Time-Current Characteristic Curves–Average Melt
General Information:
• Very fast-acting (high speed of responses to short-circuit
currents).
• An open link element is visible through a mica window.
• Stud mounts in Buss fuseblock 4164.
• CSA component acceptance, 35-400A, 500A dc only,
Class 1422-30, file 53787.
Fuse Block No. 4164
