86 10/02
Applications
■ Overcurrent and short-circuit protection
Features
■ Lead-free terminals
■ Manufacturer’s logo, date code and
type designation stamped on in black
■ UL approval to UL 1434 with V
max
= 420 V and
V
N
= 380 V (file number E69802), except B 758
Delivery mode
■ Cardboard strips (standard)
■ Cardboard tape reeled or in AMMO pack on request
General technical data
Switching cycles (typ.) N
Operating temperature range (V = 0) T
op
(V = V
max
) T
op
100
– 40/+ 125
0/+ 60
°C
°C
Electrical specifications and ordering codes
Type I
N
mA
I
S
mA
I
Smax
(V=V
max
)
A
t
S
(V
max
,
I
Smax
)
s
I
r
(typ.)
(V=V
max
)
mA
R
N
Ω
R
min
Ω
Ordering code
V
max
= 420 V, V
N
= 380 V, T
Ref
= 120 °C (typ.), ∆R
N
= ± 25 %
B 750 123 245 2,0 < 6 4,0 25 13 B59750B0120A070
B 751 87 173 2,0 < 4 3,5 50 26 B59751B0120A070
B 752 69 137 2,0 < 4 3,5 80 42 B59752B0120A070
B 770 64 127 1,4 < 4 3,5 70 45 B59770B0120A070
B 753 56 112 2,0 < 3 3,0 120 63 B59753B0120A070
B 754 50 100 2,0 < 3 3,0 150 68 B59754B0120A070
B 771 49 97 1,4 < 3 2,5 120 76 B59771B0120A070
B 772 43 86 1,4 < 3 2,5 150 96 B59772B0120A070
V
max
= 550 V, V
N
= 500 V, T
Ref
= 115 °C (typ.), ∆R
N
= ± 25 %
B 755 28 55 1,4 < 3 2,0 500 230 B59755B0115A070
V
max
= 550 V, V
N
= 500 V, T
Ref
= 120 °C (typ.), ∆R
N
= ± 25 %
B 773 24 48 1,0 < 3 2,0 500 320 B59773B0120A070
V
max
= 550 V, V
N
= 500 V, T
Ref
= 115 °C (typ.), ∆R
N
= ± 25 %
B 774 16 32 1,0 < 2 1,5 1100 700 B59774B0115A070
V
max
= 1000 V, V
N
= 1000 V, T
Ref
= 110 °C (typ.), ∆R
N
= ± 33 %
B 758 8 17 0,5 < 3 3,0 7500 3380 B59758B0110A070
Dimensions (mm)
Type b
max
h
max
s
max
B 75* 12,5 16,5 7,0
B 77* 8,5 12,1 7,0
B597**
B 750 … B 774Leaded Disks, Uncoated, 380 V to 1000 V
Overcurrent Protection
