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R

SERIES CIRCUIT PROTECTION

Single Pole Auto-Reset

•Technical data
•Current rating range 3~20A
•Input voltage rating 12/24 VDC; 14/28VDC
•Compliances SAE J553
•Contact Endurance 125Vac X150% of rated current >500 cycles
125Vac X200% of rated current >200 cycles
•Insulation Resistance >100MOHM (DC 500V)
•Dielectric Strength > 1,500VAC/min.
•Breakering Capacity 4 times rated current
•Automotive Type Auto- Reset; 12VDC Automotive Type I
•Reset Time Within 60 SEC

•Mechanical/Environmental Data 12/24VDC XXA
•Operating Ambient Temperature: -10 to +60℃ ℃
•Storage Temperature Rating: -40°C to +100°C.
•Termination: 250’’(6.3mm）quick connects or solder terminals
•Typical applications
Battery chargers, trucks, buses, RV’s, trolling motors, etc.
•Calibration(at25 )℃
•100% of Rated Current: Hold , No Trip
•150% of Rated Current: Trip Within 1 Hour.
•200% of Rated Current: 4.0-40.0 SEC Trip
•300% of Rated Current: 1.2-12.0 SEC Trip

•AR2 Order Guide •AR2 3~20A Trip Curves
AR2 - 1 0 - A 1000% Overload Trip Time
800%
600%
0.3-1.8 SEC
0.4-2.8 SEC
Series No. Amp Rating Terminal 600% 500% 1.2-12.0 SEC
0.6-5.0 SEC
400%
300%
500%
150%
Trip in 1 hr
3 = 3A 200% 4.0-40.0 SEC
100%
Hold,no trip.
5 = 5A Load Current AS Percent of Circuit Breaker Rating 400%
6 = 6A 300%
8 = 8A
10 = 10A 200%
12 = 12A 150%
13 = 13A 100%
0.1 1.0 10 100 1000 10000
15 = 15A TIME IN SECONDS
TRIP CURVES ARE SPECIFIED OF 25°C/77°F
16 = 16A
18 = 18A
20 = 20A
• Temperature Derating Curves
A U 150% The time/current characteristic curve depends on the ambient
temperature prevailing,In order to eliminate nuisance tripping.
% OF RATED CURRENT 100% Please multiply the current breaker current ratings
125%
by the derating factor shown below.
Ambient
75%
50% Temperaure -10°C 0°C 10°C 25°C 40°C 50°C 60°C
Mulitiplication 1.25 1.15 1.05 1.00 0.9 0.8 0.7
0% Factor
0°C 10°C 20°C 25°C 30°C 40°C 60°C 100°C 140°C
* The specification subject to change without notice. The drawing is for reference only.
KUOYUH W.L. Enterprise Co.,Ltd.
No.17 Kejia 6th Road Douliu City YunLin Hsien 64057 Taiwan R.O.C
國郁企業股份有限公司
http//www.kuoyuh.com.tw sales@kuoyuh.com
64057 雲林縣斗六市科加六路17號
Taiwan Tel: 886 5 551 3222 Fax: 886 5 551 3030
China Tel: 86 769 8366 6388 Fax: 86 769 8366 6362
Issue:A0 P25
Date:2017.02.20