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N FRAME MCCB s - TYPICAL TIME/CURRENT CHARACTERISTICS
100
1000
10000
100000
0.01
0.1
1
10
100
1000
10000
TIME (seconds)
CURRENT (Amperes)
100
1000
10000
100000
0.01
0.1
1
10
100
1000
10000
TIME (seconds)
CURRENT (Amperes)
100
1000
10000
100000
0.01
0.1
1
10
100
1000
10000
TIME (seconds)
CURRENT (Amperes)
100
1000
10000
100000
0.01
0.1
1
10
100
1000
10000
TIME (seconds)
CURRENT (Amperes)
N 800 AMP
N 1000 AMP
N 1250 AMP
N 1600 AMP
TECHN I CAL DATA
N MCCB
Tolerance on Instantaneous Current Values ± 10%
N FRAME OVERLOAD SETTINGS Ith @ 50/60Hz
Ambient Rating (A)
7
PBNH3800
Temp(Cº) 450 500 550 600 650 700 750 800 850 900 950
20
1 2 2 3 3 4 5 5
25
1 1 2 2 3 4 4 5
30
1 1 2 3 3 4 5 5
35
1 2 2 3 4 4 5
40
1 2 3 3 4 5 5
45
1 1 2 3 3 4 5 5
50
1 2 2 3 4 4 5
* 800
A ‘N’ Frame Instantaneous Trip: 3000A Low, 9,000A High
Ambient Rating (A)
7
PBNH31000
Temp(Cº) 600 650 700 750 800 850 900 950 10001050110011501200
20
1 1 2 2 3 3 4 4 5 5
25
1 1 2 2 3 3 4 4 5 5
30
1 1 2 2 3 3 4 4 5 5
35
1 1 2 2 3 3 4 4 5 5
40
1 1 2 2 3 3 4 5 5
45
1 1 2 3 3 4 4 5 5
50
1 1 2 3 3 4 5 5 5
* 1000
A ‘N’ Frame Instantaneous Trip: 4000A Low, 10,000A High
Ambient Rating (A)
7
PBNH31250
Temp(Cº) 750 800 850 900 950 10001050 11001150 120012501300 135014001450
20
1 1 1 2 2 3 3 3 4 4 5 5
25
1 1 2 2 2 3 3 4 4 5 5 5
30
1 1 2 2 3 3 3 4 4 5 5
35
1 1 1 2 2 3 3 4 4 4 5 5
40
1 1 2 2 2 3 3 4 4 5 5
45
1 1 2 2 3 3 3 4 4 5 5
50 1 1 2 2 3 3 3 4 4 4 5
* 1250
A ‘N’ Frame Instantaneous Trip: 4000A Low, 10,000A High
Ambient Rating (A)
7
PBNH31600
Temp(Cº)11001150 1200 12501300 13501400 14501500 15501600
20
1 1 2 2 3
25
1 1 2 2 3 3
30
1 1 2 2 3 3 4
35
1 1 2 2 3 3 4 4
40
1 1 2 2 3 3 4 4 5
45
1 1 2 2 3 3 4 4 5
50 1 1 2 2 3 3 4 4 5
* 1600
A ‘N’ Frame Instantaneous Trip: 4000A Low, 10,000A High