Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
☎
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
Issue G
201
3
Current Trip curves and internal resistance (Ω) per pole
rating (A) F1 F2 K1, M1, T1, K2, M2, T2
0.05 276 152 452 376
0.1 58 37 100 94
1 0.58 0.35 0.95 0.90
2 0.145 0.096 0.26 0.20
3 0.065 0,048 0.10 0.10
5 0.025 < 0.02 0.042 0.040
10 < 0.02 < 0.02 < 0.02 < 0.02
15 < 0.02 < 0.02 < 0.02 < 0.02
20 < 0.02 < 0.02 < 0.02 < 0.02
25 < 0.02 < 0.02 < 0.02 < 0.02
30 < 0.02 < 0.02 < 0.02 < 0.02
40 < 0.01 < 0.01 < 0.01 < 0.01
50 < 0.01 < 0.01 < 0.01 < 0.01
60 < 0.01 < 0.01 < 0.01 < 0.01
80 < 0.01 < 0.01 < 0.01 < 0.01
100 < 0.01 < 0.01 < 0.01 < 0.01
125 < 0.01 < 0.01 < 0.01 < 0.01
Description
Typical applications
Approvals
Technical data
Single or multipole hydraulic-magnetic circuit breakers with trip-free-
mechanism and toggle actuation. A choice of switching
characteristics ensures suitability for a wide range of applications.
Industry standard dimensions and panel mounting. Auxiliary contacts
optional. Low temperature sensitivity at rated load.
Approved to CBE standard EN 60934 (IEC 60934)S-type HM CBE.
In the business fields Communication and Transport: power supplies,
switchgear, instrumentation and process control engineering.
8345
1 pole 2 pole
Voltage rating 3 AC 415 V; AC 277/480 V;
AC 120/240 V; AC 240 V; DC 80 V,
Current rating range 0.05...125 A single and multipole
150...180 A single pole, two poles
connected in parallel
higher ratings upon request
Auxiliary circuit AC 240 V/DC 28 V 6 A
DC 65 V 1 A; DC 80 V 0.5 A
Typical life 10,000 operations at 1 x I
N
Ambient temperature -40 °C...+85 °C (-40 °...+185 °F)
Insulation co-ordination
(IEC 60664) 2.5 kV/2
reinforced insulation in operating area
Dielectric strength test voltage
operating area AC 3000 V
pole to pole AC 1500 V
main to auxiliary circuit AC 1500 V
switching to trip circuit AC 1500 V
Insulation resistance > 100 MΩ (DC 500 V)
Degree of protection operating area IP40
(IEC 60529) terminal area IP00
Vibration with toggle down:
10 g (57-2000 Hz) ±0,76mm (10-57Hz)
at 0.9 I
N
directions 1,2,3,4,5: 10 g at 1 x I
N
with curves F1, F2:
10 g at 0.8 x I
N
in all planes.
(57-2000 Hz) ±0.76 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis
Shock directions 1,2,3,4,5:
100 g (11 ms) at 1 x I
N
,
direction 6:
100 g (11 ms) at 0.8 x I
N
,
with curves F1, F2:
100 g (11 ms) at 0.8 x I
N
to IEC 60068-2-27, test Ea
Corrosion 96 hours at 5% salt mist,
to IEC 60068-2-11, test Ka
Humidity 240 hours at 95 % RH,
to IEC 60068-2-3, test Ca
Mass approx. 90 - 120 g per pole
depending on version
VDE (EN 60934)
UL 489
UL 1077
Standard current ratings and typical internal resistance values
Interrupting capacity
to EN 60934, UL 489 and UL 1077
IEC 60934 – test series E
voltage
number of poles I
N
max. (A) I
cn
DC 80 V 1 0.05...125 10,000
DC 80 V 2 0.05...125 10,000
AC 240 V 1 0.05...125 5,000
AC 240/415 V 3 (4) 0.05...125 5,000
UL 489 – test sequence Z
voltage
number of poles I
N
max. (A) I
cn
DC 80 V 1 0.05...125 10,000
DC 80 V 2 0.05...125 10,000
AC 120 V 1 0.05...80 5,000
AC 240 V 1 0.05...20 5,000
AC 120/240 V 1 (2) 0.05...80 5,000
UL 1077
voltage number of poles I
N
max. (A) I
cn
DC 80 V 1-6 0.05...125 10,000
AC 277/480 V 1-6 0.05...125 5,000
