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circuit breaker 3VA1 IEC frame 160 breaking capacity class H
Icu=70kA @ 415V 3-pole, starter protection TM120M, AM, In=40A
without overload protection short-circuit protection Ii=7...16 x In nut
keeper kit
Model
product brand name SENTRON
product designation Molded case circuit breaker
Product version Starter protection
design of the overcurrent release TM120M
protection function of the overcurrent release I
number of poles 3
General technical data
Tension assignée d'isolement Ui 800 V
Max. rated operational voltage Ue with AC 50/60Hz 690 V
power loss W / maximum 3.6 W
Active power loss / for rated value of the current / at
AC / in hot operating state / per pole
1.2 W
mechanical service life (switching cycles) / typical 20 000
Electrical endurance (switching cycles) / at AC-1 / at
380/415 V 50/60 Hz
8 000
Electrical endurance (switching cycles) / at AC-1 / at
690 V 50/60 Hz
8 000
Neutral conductors / upgradeable/retrofittable No
ground fault monitoring version Without
product function
communication function No
phase failure detection No
other measurement function No
net weight 0.9 kg
Current
Max. rated operational current of the frame size 160 A
Courant permanent assigné Iu 40 A
operating current
at 40 degrees centigrade 40 A
at 45 degrees centigrade 40 A
at 50 degrees centigrade 40 A
at 55 degrees centigrade 39 A
at 60 degrees centigrade 39 A
at 65 degrees centigrade 38 A
at 70 degrees centigrade 37 A
Switching capacity according to IEC 60947
switching capacity class of the circuit breaker H
maximum short-circuit current breaking capacity (Icu)
at 240 V 100 kA
at 415 V 70 kA
at 440 V 55 kA
at 500 V 5 kA
at 690 V 5 kA
operational short-circuit current breaking capacity
(Ics)
at 240 V 100 kA
at 415 V 70 kA
at 440 V 36 kA
at 500 V 5 kA
at 690 V 5 kA
short-circuit current making capacity (Icm)
at 240 V 220 kA
at 415 V 154 kA
at 440 V 121 kA
at 500 V 7.5 kA
at 690 V 7.5 kA
Adjustable parameters
Short-term delayed / tripping switchable /
I2t=ON/OFF
No
Adjustable response value current / li min. 280 A
Adjustable response value current / li max. 640 A
Ground fault protection / tripping switchable /
I2t=ON/OFF
No
Mechanical Design
height in 5.1 in
Height 130 mm
width in 3 in
Width 76.2 mm
depth in 2.8 in
depth 70 mm
Connections
arrangement of electrical connectors / for main
current circuit
Front terminal
Type of connectable conductor cross-section,
connection screw, width x thickness , min.
12 x 1 mm
Type of connectable conductor cross-section,
connection screw, width x thickness , max.
17 x 6.5 mm
Auxiliary circuit
number of CO contacts / for auxiliary contacts 0
Accessories
product extension / optional / motor drive Yes
Environmental conditions
protection class IP / on the front IP40
ambient temperature
during operation / minimum -25 degrees centigrade
during operation / maximum 70 degrees centigrade
during storage / minimum -40 degrees centigrade
during storage / maximum 80 degrees centigrade
Certificates
reference code / acc. to DIN EN 81346-2 Q