452-K14-FN2-80A E-T-A Circuit Protection and Control, 452-K14-FN2-80A Datasheet
452-K14-FN2-80A
Manufacturer Part Number
452-K14-FN2-80A
Description
Circuit Breaker; Therm/Mag; Push/Pull; Cur-Rtg 80A; Panel; 1 Pole; Vol-Rtg 28VDC
Manufacturer
E-T-A Circuit Protection and Control
Type
Thermal/Magneticr
Datasheet
1.452-K14-LN2-100A.pdf
(2 pages)
Specifications of 452-K14-FN2-80A
Actuator Type
Push/Pull
Brand/series
452 Series
Current, Rating
80 A
Dimensions
2.19"Lx0.748"Wx1.73"H
Mounting Hole Size
0.492 "
Mounting Type
Panel
Number Of Poles
1
Termination
Screw
Voltage, Rating
28 VDC
Lead Free Status / Rohs Status
RoHS Compliant part
Single pole high performance thermal-magnetic circuit breaker, with
tease-free, trip-free, snap action mechanism and push/pull on/off
actuation (M-type TM CBE to EN 60934). An indicator band on the
push button clearly shows the tripped/off position. Threadneck panel
mounted in tracked vehicle and aircraft/general purpose versions, with
optional fast acting magnetic characteristics and auxiliary contacts.
Extra low voltage wiring systems on all types of vehicle for land, sea
and air; defence equipment; battery powered machines.
Type No.
452
452-2
452 - K14 - LN2 - S1 -
Current
rating (A)
50
60
70
75
Authority
VG 95345, part 17 DC 28 V
QPL, Canada
QPL, Sweden
UL
Description
Typical applications
Ordering information
Standard current ratings and typical volt drop values
Approvals
standard delay curve
fast trip curve
Terminal design
K14
K34
screw terminals M6
screw terminals M6, reinforced
Version
FN2
LN2
(mV)
90
85
85
90
(without auxiliary contacts)
Volt drop
vehicle application
aircraft/general application
Auxiliary contacts
(
S1
S5
blank)
Voltage ratings
DC 28 V
DC 28 V
DC 28 V; DC 72 V
High Performance Thermal-Magnetic Circuit Breaker 452-...
without auxiliary contacts
with auxiliary contact
(connector EN 3155-016M2018 (NC)
as S1, but with polarized auxiliary contact (NC)
Current ratings
50...100 A
80 A
ordering example
Current
rating (A)
80
90
100
Current ratings
60...100 A
60...100 A
60...100 A
50...125 A
Volt drop
(mV)
92
100
100
(452-K34-FN)
Dielectric strength
(IEC 60664 and 60664A)
Degree of protection
Shock
Corrosion
Humidity
Explosion
Mass
Voltage rating
Current rating range
Auxiliary circuit
Typical life
Ambient temperature
Insulation co-ordination
(IEC 60664 and 60664A)
Insulation resistance
Interrupting capacity I
(IEC 60529/DIN 40050)
Vibration
Technical data
operating area
without aux. contacts
cn
DC 28 V
50...100 A
0.5 A, DC 28 V
2,500 operations at I
-55...+75 °C (-67...+167 °F)
rated impulse
withstand voltage
1.5 kV
test voltage
AC 1,500 V
> 100 MΩ (DC 500 V)
6,000 A
operating area IP40
terminal area IP00
10 g (55-2000 Hz), ± 0.76 mm (10-55 Hz)
to VG 95210, sheet 19,
IEC 60068-2-6, test Fc
50 g (11 ms)
to VG 95210, sheet 28,
IEC 60068-2-27, test Ea
96 hours at 5 % salt mist
to VG 95210, sheet 2,
IEC 60068-2-11, test Ka
240 hours at 95 % RH
to VG 95210, sheet 7,
IEC 60068-2-3, test C
to VG 95210, sheet 10,
MIL-STD-202, meth. 109
approx. 122 g without auxiliary contact
approx. 126 g with auxiliary contact
452-...
with auxiliary contacts
N
pollution
degree
3
4 - 33
4
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452-K14-FN2-80A Summary of contents
Page 1
... Auxiliary contacts ( without auxiliary contacts blank) S1 with auxiliary contact (connector EN 3155-016M2018 (NC S1, but with polarized auxiliary contact (NC) Current ratings 50...100 A 452 - K14 - LN2 - ordering example Standard current ratings and typical volt drop values Current Volt drop Current rating (A) (mV) rating (A) 50 ...
Page 2
... High Performance Thermal-Magnetic Circuit Breaker 452-... Dimensions 452-K...-... 452-K34-FN2 (VG 95345 T17) tightening torque max M12x1 18.25 terminal screw .719 36.5 ISO1580-M6x8 1.44 with lock washer DIN 137 B6 tightening torque max. 2.7 Nm 9.5 location pin current rating in A .374 SW14 4 .551 max. 55.5 max ...