INDUSTRIAL ELECTRIC
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It is mainly for industrial electrical products such as low-voltage power distribution and industrial control appliances, intelligent instruments, power appliances, frequency converters, high-voltage appliances, and building appliances, providing high-quality low-voltage electrical products and solutions for industries such as electricity, communications, new energy, industrial and civil construction, metallurgy, petrochemicals, and machinery manufacturing.
SB1N-63 Air Circuit Breaker
AC 50/60Hz
Rated voltage 230V/400V
It is used for overload and short-circuit protection of power line facilities and electrical equipment in household and similar places with rated current up to 63A, and can also be used for infrequent on-off operations. Especially suitable for industrial and commercial lighting distribution systems.
Main technical parameters of the product
Comply with standards
Product Certification
Number of poles
Rated frequency (Hz)
Frame grade current (A) Inm
Rated current (A) Ie
Rated voltage
Rated insulation voltage (A) Ui
Rated impulse withstand voltage (kV) Uimp
Rated operating short-circuit breaking capacity (kA) Ics
Rated short-circuit breaking capacity (kA) Icn
Instantaneous tripping characteristics
Tripping mode
Pollution degree
Electrical and mechanical accessories
Electrical life
Mechanical life
Protection level
Operating ambient temperature
Installation altitude
Terminal Blocks
Maximum wiring capacity (mm²)
Maximum torque (Nm)
Installation Category
Installation
Wiring Direction
GB/T10963.1 IEC/EN60898-1
CQC, CE, TUV, CB, self-declaration
1P, 1P+N, 2P, 3P, 3P+N, 4P (N pole can be opened and closed)
63
50/60
1、2、3、4、5、6、10、16、20、25、32、40、50、63
AC230/400(1P) AC230(1P+N) AC400(2P、3P、3P+N、4P)
690
4
6
6
B(3In - 5In) C(5In - 10In） D(10In - 14In）
Thermal magnetic trip
2
MX: Shunt release
OF: Auxiliary contact
SD: Alarm contact
MX+OF: Shunt + auxiliary release
MV: Overvoltage release
MN: Undervoltage release
MV+MN: Overvoltage and undervoltage release
MNS: Loss of pressure release
10000
20000
IP20
-35℃ to +70℃
No more than 2000m
Screw crimping
25
2.5
Class II, III
TH35-7.5 standard guide rail
Both top and down input/output supported
Operating Characteristics of the Overcurrent Tripping Device (See The Table)
Protection Characteristic Curves of the Circuit Breaker
Type B Protection Characteristic Curve
Type C Protection Characteristic Curve
Type D Protection Characteristic Curve
Wiring
Applicable for connection with wires of 25 mm² or smaller (see the below Table).
Wiring method: screw-type terminal connection, with a tightening torque of 2.5 N·m.
Installation Dimensions
