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 IN
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 IN
directions 1,2,3,4,5: 10 g at 1 x IN
with curves F1, F2:
10 g at 0.8 x INin 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 IN,
direction 6:
100 g (11 ms) at 0.8 x IN,
with curves F1, F2:
100 g (11 ms) at 0.8 x IN
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
WE
N
Interrupting capacity to EN 60934, UL 489 and UL 1077
IEC 60934 – test series E
voltage number of poles INmax. (A) Icn
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 INmax. (A) Icn
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 INmax. (A) Icn
DC 80 V 1-6 0.05...125 10,000
AC 277/480 V 1-6 0.05...125 5,000
☎
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
Issue G202
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
3
Type number
X8345
Module
Sauxiliary 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
Hauxiliary contacts standard
(asymmetrical terminals not for UL 489)
Kauxiliary contacts (symmetrical terminals)
Auxiliary contact function
W1 1 changeover
Terminal design
02 microswitch with blade terminals
DIN 46244-A2,8-0,5
Mmounted to base unit
X8345 - S 01 H W1 02 M ordering example
Ordering information for auxiliary contact module
Ordering information
Type No.
8345
Mounting
Bflange mounting, with rectangular aperture with mounting nut 6-32 UNC
Cflange mounting, with rectangular aperture with mounting nut M3
Eflange mounting, with round aperture with mounting nut 6-32 UNC
Fflange mounting, with round aperture with mounting nut M3
Configuration
0without barrier
1with small barrier
2with large barrier (required for UL 489 multipole)
Number of poles
0single pole unprotected
1single pole protected
2two pole protected
3three pole protected
4four pole protected
Psingle pole protected, two poles connected in prallel
Actuator configuration
Aall poles with standard toggle
Breduced number of standard toggles
Zwithout actuator
Terminal design
Kscrew terminals M4 ≤35 A
Lscrew terminals M5 ≤50 A
Msolder terminals ≤75 A
Pblade terminals ≤35 A
Rround connectors 6 mm
Sstud terminals M5 ≤60 A
Tstud terminals 10-32 UNF-3A ≤60 A
Ustud terminals M6
Vstud terminals 1/4-20UNC-3A ≤125 A
Terminal hardware
0without
3with washer and nut
6 Phillips screws
Characteristic curve
F1 instantaneous trip DC 1.01-1.5 x IN
F2 instantaneous trip AC 1.01-1.5 x IN
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
Dstandard
Colour configuration
B1 black front plate, black actuator,
(black actuator base)
B2 black front plate, black actuator,
(white actuator base)
Marking
front plate actuator base
A1 without without
A2 INwithout
A3 INwithout
characteristic curve
A4 IN, without
characteristic curve,
wiring diagram on side
B1 without ON-OFF
B2 INON-OFF
B3 INON-OFF
characteristic curve
B4 IN, ON-OFF
characteristic curve,
wiring diagram on side
Rated voltage
BAC or ≤80 V DC
8345 - C 0 1 A - U 3 M1 - . D B1 A1 B - 60 A - ...
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)
VUL 489
8345 - C 0 1 A - U 3 M1 - . D B1 A1 B - 60 A - . ordering example
Remote trip coil available to special order!
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
203
3
reduced number of toggles per unit
1 toggle per pole
A
B
Zwithout toggles
B
Actuator configuration
ø14.5
LOAD LINE
number of poles 1 to 4
pole
Mounting version E/F
Flange mounting round aperture
mounting thread M3 or 6-32
mounting depth 4.2 mm/.165 in.
Cut-out dimensions:
Cut-out dimensions:
48
63.5
28.6
pole
52.4
36.8
11
19.2
ø4
28.6
47.6
9.6
19
12 34
Mounting version B/C
Flange mounting rectangular aperture number of poles 1 to 4
mounting thread M3 or 6-32
mounting depth 4.2 mm/.165 in.
48
63.5
28.6
19
12 34
19
3.5±0.1 (M3)
4+0.1
-0.15 (6-32UNC)
15.45
1 pole 4 pole
.571
.138±.004 (M3)
.157+.004
-.006 (6-32UNC)
.608
.748
.748
2.50
.748
1.89
1.13
1 pole
multipole
2.62
1.87
.378
1.13
.157
1.45
2.06
.433
.756
2.50
1.89
1.13
38
57
66.6
76.2
3.00
LOAD LINE
44.75
1.76
ø14.5
.571
1.50
2.24
ON
OFF
68
2.25
68
2.25
ON
OFF
Dimensions Installation drawing
mounting
area
operating area
(reinforced insulation) terminal
area
.039
1.14
1.18
.315
.079
.079
1
8
30
29
2
2
LOAD LINE
This is a metric design and millimeter dimensions take precedence ( mm )
inch
☎
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
Issue G204
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
3
multi pole
1 pole protected
hydraulic-magnetically
1 pole
protected magnetically
line 1
unit 2
unit 1
line 1
line 1
11
11
1412
2
1412
2
11
1412
2
I >
1
11
1412
2
I >
I >
I >
unit 3
. . .
unit 4
. . .
Internal connection diagram
Terminal design / Dimensions
49.2
1.94
14.7
LOAD LINE
9.4
1.5
terminal with flat head screw M4 or M5
tightening torque max. 1.2 Nm
.579
.370
49.2
14.6
LOAD LINE
blade terminal A6.3-0.8
(QC .250) DIN 46244
.575
1.94
P - with blade terminals
M - with solder terminals 3
ø6
15.9±1
2
4.2
4
.118
.236
.079
.165
.157
.626±.039
1.94
.689
.748
49.2
19
17.5
R round connectors D = 6 mm (dia .236) (version K) symmetrical
terminals
S/U/T/V with auxiliary contacts (version H) asymmetrical terminals
(not for UL 489) 49.2
5.08
10.16
17.5
21
LOAD LINE
LOAD LINE
1.94
auxiliary contact
module
(change over)
.827
.689
.295
.295
1.94
.689
.748
49.2
19
17.5
LOAD LINE
R round connectors D = 6 mm (dia .236) (version H) asymmetrical
terminals (not for UL 489)
S/U/T/V with auxiliary contacts (version K) symmetrical terminals
auxiliary contact
module
(change over)
21
NONC C
49.2
7.5
7.5
15
17.5
LOAD LINE
.827
.689
.295
.591
.295
1.94
tightening torque:
10-32 UNF, M5 max. 2 Nm
1/4-20 UNC, M6 max. 3 Nm
16.35 17.85
17.5
16.45
.648 .689
tightening torque:
10-32 UNF, M5 max. 2 Nm
1/4-20 UNC, M6 max. 3 Nm
.644 .703
LOAD LINE
49.2
18.8
1.5
.059
.740
1.94
.059
LOAD LINE
82
75
2 - Interphase barrier
(large)
100
74
1 - Interphase barrier
(small)
34
82
thickness 1mm / .039 in.
LOAD LINE
2.95
1.34
3.23
3.94
3.23
2.91
Interphase barriers / Dimensions
This is a metric design and millimeter dimensions take precedence ( mm )
inch
P 1 pole protected, 2 poles connected in parallel
for rating currents from 150 to 180 A
LOAD LINE
4
tightening torque:
M6 max. 3 Nm
LOAD LINE
M8
12
21
93.2
==
31
tightening torque:
M8 max. 6 Nm
49.2
.157
.472
.827
1.94
3.67
1.22
Number of poles / Dimensions
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
205
3
Trip time in seconds
Curve
K2 (short delay) for AC 50/60 Hz
Trip time in seconds
… times rated current
Trip time in seconds
Curve
M2 (medium delay) for AC 50/60 Hz
… times rated current
Curve
M1 (medium delay ) for DC
Trip time in secondsTrip time in seconds
Curve
K1 (short delay) for DC
… times rated current
Curve
F2 (
instantaneous
) for AC 50/60 Hz
Trip time in seconds
… times rated current
10000
1000
12 4 6 8
100
10
1
0.1
0.01
0.001
30 5 7 9 10 11
0.1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
12
0,1
0,01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
0,1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
10000
1000
12 4 6 8 12
100
10
1
0.1
0.01
0.001
30 5 7 9 10 11
0.1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
0.1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
Curve
M0 (medium delay) for AC/DC
(trip time at rated current and all poles symmetrically loaded)
Other characteristic curves to special order ( e. g. pulse delayed, for high inrush currents or capacitive loads).
All curves will only be maintained if the escutcheon is mounted on a vertical surface.
Trip time in seconds
… times rated current
… times rated current
Curve F1 (instantaneous) for DC
… times rated current
Typical time/current characteristics at +23 °C / +73.4 °F
☎
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com
Issue G206
Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...
3
4
3
1
2
6
5
LOADLINE
Shock directions
This is a metric design and millimeter dimensions take precedence ( mm )
inch
All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.
19.6
64
37.3
2.8
16.7
19.2
ø4
52.4
Toggle guard (only for mounting version B/C)
Y 307 381 01
2.52
1.47
.772
.657
.110
.157
.756
2.06
19.5
Splash cover (IP64) for 1, 2, 3 pole (only for mounting version B/C)
Y 306 265 01 1 pole
Y 306 266 01 2 pole
Y 306 267 01 3 pole
.768
Accessories
Curve
T2 (long delay) for AC 50/60 Hz
Curve
T1 (long delay) for DC
0.1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
0.1
0.01
0.001
10000
1000
12 4 6 8 12
100
10
1
30 5 7 9 10 11
Trip time in seconds
… times rated current
… times rated current
Trip time in seconds
Other characteristic curves to special order ( e. g. pulse
delayed, for high inrush currents or capacitive loads).
All curves will only be maintained if the escutcheon is mounted
on a vertical surface.
(trip time at rated current and all poles symmetrically loaded)
Typical time/current characteristics at +23 °C / +73.4 °F
