60
40
Time
10
4
versus
1
Current Trip Curve
10
4
For the exact trip curve,
please refer to page 67.
1
0.4
Dimensions in mm
side view
B
C
DD
-1
10
-2
4x10
-2
-3
10
4x10
45 (1.77 in.)
-3
10
2
3
4
6 8 101620
Multiple of Rated Current
6.5 (0.26 in.)
44 (1.73 in.)
60 (2.36 in.)
77 (3.03 in.)
1 POlE
2 POlE
3 POlE
17.5 (0.69 in.)
35 (1.38 in.)
52.5 (2.07 in.)
Trip-Characteristics*
Applications
Characteristic Trip Boundaries
Lighting
Business
Equipment
Wiring
Protection
Control
Power
General
Reactive
Load
Thermal Trip
Magnetic Trip
Transformers Supplies Electronics
Control
Circuits
Appliances
Must not Must Trip Must not Must Trip
Trip>100ms
<1hr
Trip>100ms at 100ms
B-Characteristics
1.45xRC 3xRC
C-Characteristics
1.45xRC 5xRC
D-Characteristics
1.45xRC 10xRC
1.13xRC
1.13xRC
5xRC
10xRC
1.13xRC
20xRC
*The value of each characteristic is shown vertically beneath its corresponding heading.
Warning!
This information should only be used as a selection guide.The use of a Miniature Circuit Breaker/Supplementary Protector
in an application with a certainTrip-Characteristic always requires prototype testing! It is the responsibility of the circuit
design engineer to select the appropriate Miniature Circuit Breaker/Supplementary Protector for his specific application.
Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • P 908.806-9400 • F 908.806.9490 • www.altechcorp.com
63
ALTECH [ ALTECH CORPORATION ]
