Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
Description
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.
EW
N
Typical applications
In the business fields Communication and Transport: power supplies,
switchgear, instrumentation and process control engineering.
8345
1 pole
2 pole
Standard current ratings and typical internal resistance values
Current
rating (A)
0.05
0.1
1
2
3
5
10
15
20
25
30
40
50
60
80
100
125
Trip curves and internal resistance (Ω) per pole
F1
F2
K1, M1, T1,
K2, M2, T2
276
152
452
376
58
0.58
0.145
0.065
0.025
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
<
<
<
<
<
<
0.01
0.01
0.01
0.01
0.01
0.01
37
0.35
0.096
0,048
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
<
<
<
<
<
<
0.01
0.01
0.01
0.01
0.01
0.01
100
0.95
0.26
0.10
0.042
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
<
<
<
<
<
<
0.01
0.01
0.01
0.01
0.01
0.01
94
0.90
0.20
0.10
0.040
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
<
<
<
<
<
<
0.01
0.01
0.01
0.01
0.01
0.01
Technical data
Voltage rating
Current rating range
3 AC 415 V; AC 277/480 V;
AC 120/240 V; AC 240 V; DC 80 V,
0.05...125 A single and multipole
150...180 A single pole, two poles
connected in parallel
higher ratings upon request
AC 240 V/DC 28 V 6 A
DC 65 V 1 A; DC 80 V 0.5 A
10,000 operations at 1 x I
N
-40 °C...+85 °C (-40 °...+185 °F)
2.5 kV/2
reinforced insulation in operating area
test voltage
AC 3000 V
AC 1500 V
AC 1500 V
AC 1500 V
> 100 MΩ (DC 500 V)
operating area IP40
terminal area IP00
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
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
96 hours at 5% salt mist,
to IEC 60068-2-11, test Ka
240 hours at 95 % RH,
to IEC 60068-2-3, test Ca
approx. 90 - 120 g per pole
depending on version
3
Auxiliary circuit
Typical life
Ambient temperature
Insulation co-ordination
(IEC 60664)
Dielectric strength
operating area
pole to pole
main to auxiliary circuit
switching to trip circuit
Insulation resistance
Degree of protection
(IEC 60529)
Vibration
Interrupting capacity
to EN 60934, UL 489 and UL 1077
IEC 60934 – test series E
voltage
number of poles
DC 80 V
1
DC 80 V
2
AC 240 V
1
AC 240/415 V
3 (4)
UL 489 – test sequence Z
voltage
number of poles
DC 80 V
1
DC 80 V
2
AC 120 V
1
AC 240 V
1
AC 120/240 V
1 (2)
UL 1077
voltage
number of poles
DC 80 V
1-6
AC 277/480 V
1-6
Shock
I
N
max. (A)
0.05...125
0.05...125
0.05...125
0.05...125
I
cn
10,000
10,000
5,000
5,000
Corrosion
I
N
max. (A)
0.05...125
0.05...125
0.05...80
0.05...20
0.05...80
I
cn
10,000
10,000
5,000
5,000
5,000
Humidity
Mass
Approvals
I
N
max. (A)
0.05...125
0.05...125
I
cn
10,000
5,000
VDE (EN 60934)
UL 489
UL 1077
Issue G
¤
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
201
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
Ordering information
Type No.
8345
Mounting
B
flange mounting, with rectangular aperture with mounting nut 6-32 UNC
C
flange mounting, with rectangular aperture with mounting nut M3
E
flange mounting, with round aperture with mounting nut 6-32 UNC
F
flange mounting, with round aperture with mounting nut M3
Configuration
0
without barrier
1
with small barrier
2
with large barrier (required for UL 489 multipole)
Number of poles
0
single pole unprotected
1
single pole protected
2
two pole protected
3
three pole protected
4
four pole protected
P
single pole protected, two poles connected in prallel
Actuator configuration
A
all poles with standard toggle
B
reduced number of standard toggles
Z
without actuator
Terminal design
K
screw terminals M4
≤
35 A
L
screw terminals M5
≤
50 A
M
solder terminals
≤
75 A
P
blade terminals
≤
35 A
R
round connectors 6 mm
S
stud terminals M5
≤60
A
T
stud terminals 10-32 UNF-3A
≤
60 A
U
stud terminals M6
V
stud terminals 1/4-20UNC-3A
≤
125 A
Terminal hardware
0
without
3
with washer and nut
6
Phillips screws
Characteristic curve
F1
instantaneous trip DC 1.01-1.5 x I
N
F2
instantaneous trip AC 1.01-1.5 x I
N
K1
short delay DC
K2
short delay AC
M0
medium delay AC/DC
M1
medium delay DC
M2
medium delay AC
Q0
switch only
T1
long delay DC
T2
long delay AC
Illumination
-
without
Version
D
standard
Colour configuration
B1
black front plate, black actuator,
(black actuator base)
B2
black front plate, black actuator,
(white actuator base)
Marking
front plate
8345 - C 0 1 A - U 3 M1 - . D B1 A1 B - ...
Current ratings
0.1...125 A
150 - 180 A
single pole protected,
two poles connected in parallel
Approvals (optional)
V
UL 489
8345 - C 0 1 A - U 3 M1 - . D B1 A1 B - 60 A - .
ordering example
Remote trip coil available to special order!
Ordering information for auxiliary contact module
Type number
X8345
Module
S
auxiliary contact module
Auxiliary contacts
01
in all poles
02
in pole 1 only
03
in poles 1 + 3 only
04
in pole 2 only
Auxiliary contact version
H
auxiliary contacts standard
(asymmetrical terminals not for UL 489)
K
auxiliary contacts (symmetrical terminals)
Auxiliary contact function
W1
1 changeover
Terminal design
02
microswitch with blade terminals
DIN 46244-A2,8-0,5
M
mounted to base unit
X8345 -
S 01 H W1 02 M
ordering example
3
A1
without
A2
I
N
A3
I
N
actuator base
without
without
without
characteristic curve
A4
I
N,
without
characteristic curve,
wiring diagram on side
B1
without
ON-OFF
B2
I
N
ON-OFF
B3
I
N
ON-OFF
characteristic curve
B4
I
N
,
ON-OFF
characteristic curve,
wiring diagram on side
Rated voltage
B
AC or
≤
80 V DC
8345 - C 0 1 A - U 3 M1 - . D B1 A1 B - 60 A - ...
202
¤
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
Issue G
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
Dimensions
Mounting version B/C
Flange mounting rectangular aperture
pole
48
1.89
28.6
1.13
LINE
Installation drawing
number of poles 1 to 4
1
2
3
4
mounting thread M3 or 6-32
mounting depth 4.2 mm/.165 in.
1
.039
LOAD
OFF
30
1.18
LOAD
LINE
63.5
2.50
ON
operating area
(reinforced insulation)
mounting terminal
area
area
68
2.25
19
.748
8
.315
multipole
76.2
3.00
66.6
2.62
47.6
1.87
29
1.14
Cut-out dimensions:
1 pole
52.4
2.06
36.8
1.45
ø4
.157
2
.079
2
.079
3
11
.433
19.2
.756
9.6
.378
Actuator configuration
28.6
1.13
number of poles 1 to 4
Mounting version E/F
Flange mounting round aperture
pole
48
1.89
28.6
1.13
LINE
A
1 toggle per pole
1
2
3
4
mounting thread M3 or 6-32
mounting depth 4.2 mm/.165 in.
OFF
LOAD
63.5
2.50
ON
68
2.25
19
.748
4 pole
3.5
±
0.1
(M3)
+0.1
4
-0.15
(6-32UNC)
57
2.24
38
1.50
B
reduced number of toggles per unit
Cut-out dimensions:
1 pole
ø14.5
.571
.138
±
.004
(M3)
+.004
.157
-.006
(6-32UNC)
15.45
.608
44.75
1.76
Z
without toggles
ø14.5
.571
19
.748
This is a metric design and millimeter dimensions take precedence ( mm )
inch
Issue G
¤
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
203
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
Terminal design / Dimensions
P - with blade terminals
49.2
1.94
14.6
.575
Number of poles / Dimensions
P 1 pole protected, 2 poles connected in parallel
for rating currents from 150 to 180 A
tightening torque:
M8 max. 6 Nm
.157
LOAD
LINE
4
M8
LOAD
LOAD
LINE
LINE
49.2
1.94
14.7
.579
12
.472
49.2
1.94
93.2
3.67
tightening torque:
M6 max. 3 Nm
LOAD
LINE
=
M - with solder
terminal with flat head screw M4 or M5
tightening torque max. 1.2 Nm
3
terminals
ø6
.236
.118
1.5
.059
9.4
.370
Interphase barriers / Dimensions
1 - Interphase barrier
(small)
2 - Interphase barrier
(large)
3
LOAD
49.2
1.94
2
.079
LINE
18.8
.740
1.5
.059
82
3.23
S/U/T/V
with auxiliary contacts (version
H)
asymmetrical terminals
49.2
(not for UL 489)
1.94
LOAD
LINE
LOAD
LINE
LOAD
LINE
21
.827
17.5
.689
75
2.95
34
1.34
100
3.94
thickness 1mm / .039 in.
auxiliary contact
module
(change over)
5.08
.295
16.45
.648
17.5
.689
10.16
.295
tightening torque:
10-32 UNF, M5 max. 2 Nm
1/4-20 UNC, M6 max. 3 Nm
Internal connection diagram
1 pole
protected magnetically
line 1
11
unit 1
12
I>
2
14
12
I>
2
1
unit 2
12
14
11
14
R
round connectors D = 6 mm (dia .236) (version
H)
asymmetrical
terminals (not for UL 489)
multi pole
line 1
11
LOAD
LINE
17.5
.689
49.2
1.94
S/U/T/V
with auxiliary contacts (version
K)
symmetrical terminals
49.2
1.94
19
.748
1 pole protected
hydraulic-magnetically
line 1
11
LINE
LOAD
21
.827
NC NO C
17.5
.689
I>
12
I>
2
14
2
unit 3
unit 4
...
...
7.5
.295
auxiliary contact
module
(change over)
16.35
.644
15
.591
7.5
.295
17.85
.703
tightening torque:
10-32 UNF, M5 max. 2 Nm
1/4-20 UNC, M6 max. 3 Nm
R
round connectors D = 6 mm (dia .236) (version
K)
symmetrical
terminals
LOAD
LINE
17.5
.689
49.2
1.94
19
.748
This is a metric design and millimeter dimensions take precedence ( mm )
inch
204
¤
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
74
2.91
82
3.23
15.9
±1
.626
±.039
4
.157
4.2
.165
=
31
1.22
.827
blade terminal A6.3-0.8
(QC .250) DIN 46244
21
Issue G
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
Typical time/current characteristics at +23 °C / +73.4 °F
(trip time at rated current and all poles symmetrically loaded)
Curve F1 (instantaneous) for DC
10000
1000
100
Trip time in seconds
10
1
0.1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Curve M0 (medium delay) for AC/DC
10000
1000
100
10
1
0.1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Curve F2 (instantaneous) for AC 50/60 Hz
10000
1000
100
Trip time in seconds
10
1
0,1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Curve M1 (medium delay ) for DC
10000
1000
100
10
1
0.1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Trip time in seconds
3
Curve K1 (short delay) for DC
10000
1000
100
Trip time in seconds
10
1
0.1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Curve M2 (medium delay) for AC 50/60 Hz
10000
1000
100
Trip time in seconds
10
1
0,1
0,01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
Curve K2 (short delay) for AC 50/60 Hz
10000
1000
100
10
1
0.1
0.01
0.001
0
1
2
3
4
6
8
5
7
… times rated current
9
10
11
12
All curves will only be maintained if the escutcheon is mounted on a vertical surface.
Other characteristic curves to special order ( e. g. pulse delayed, for high inrush currents or capacitive loads).
Trip time in seconds
Issue G
¤
Trip time in seconds
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
205
嵌入式系统
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
