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HMCB-(Hydraulic-Magnetic-Circuit-Breaker)-Datasheet-Screenshot

HMCB (Hydraulic Magnetic Circuit Breaker) Datasheet

NDB3-30, 50 and 100 series of circuit breakers for equipment (hydraulic electromagnetic type) are applicable to electric power systems with rated current of up to 100A and rated voltages of AC480/277V (50/60Hz) and DC125V and below. NDB5 circuit breakers for equipment are applicable to electric power systems with rated current of 0.5~63A and multi-pole parallel to 150A and rated voltages of AC230/400V, AC250V, AC480/277V (50/60Hz) or DC80V and below The products can be used for overload and short circuit protection or non-frequent contact and breaking. They are widely used in computers and their peripheral equipment, industrial automation systems, telecommunication equipment, universal power supply systems, UPS equipment, railway locomotives, marine electrical systems, aerospace, control systems for elevators and mobile power equipment.

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NDB1-63-Miniature-Circuit-Datasheet-Screenshot

NDB1-63 Miniature Circuit Datasheet

NDB1-63 dedicated to the low voltage power distribution system of industrial, buildings, energy communications and infrastructure.

  • Number of Poles: 1P, 1PN, 2P, 3P, 3PN, 4P
  • Rated working Voltage: AC230/240V(1P, 1PN); AC400/415V(2P, 3P, 3PN, 4P)
  • Rated Current: 1A, 2A, 3A, 4A, 5A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
  • Rated Insulation Voltage: 500V
  • Rated Frequency: 50/60Hz
  • Rated Impulse Withstand Voltage: 6KV
  • Breaking Capacity: 6KA
  • Instantaneous Tripping Characteristic: B, C, D
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NDB1L-Series-RCBO-Datasheet-Screenshot

NDB1L Series RCBO Datasheet

NDB1L-32 RCBO is used in low-voltage terminal distribution for industry, civil building, energy, telecommunication and construction to do protection from short circuit, overload, leakage and overvoltage.

  • Rated Voltage (Ue): AC230/240V(1PN)
  • Rated Current (Ie): 6A、 10A、 16A、 20A、 25A、 32A
  • Tripping Characteristics of Residual Current: AC, ELE
  • Rated Residual Operation Current (IΔn): 10mA、 30mA
  • Rated Insulated Voltage (Ui): AC500V
  • Rated Impulse Withstand Voltage (Uimp): 4kV
  • Rated Working Frequency: 50/60Hz
  • Over-Voltage Operation Value and Time (Uover): 280V±12V /0.1s
  • Mechanical and Electric Life: 10000
  • Connecting and Wiring Capacity:
      Tunnel Connecting Terminal
      Terminal Connecting Area: 1~10 mm2 cable is applicable
      Connecting Screw is M4, Torque is 1.2N.m
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NDB2LE-series-RCBO-Datasheet-Screenshot

NDB2LE series RCBO Datasheet

For protecting the circuit against overlord, short circuit, earth leakage, over-voltage, and prevent power accident.

  • Rated Voltage (Ue): AC 230V(1PN, 2P) AC 400 V(3Pv 3PN. 4P)
  • Rated residual operating current:30mA、50mA、100mA、300mA
  • Rated Current (In): 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
  • Rated operation breaking capacity (lcs):10KA
  • Tripping Characteristic:
      B Curve (Instantaneous trip between 3-5ln)
      C Curve (Instantaneous trip between 5〜10ln)
      D Curve (Instantaneous trip between 10~14ln)
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NDB2-Series-MCB-Datasheet-Screenshot

NDB2 Series MCB Datasheet

NDB2 series circuit breakers provide short circuit protection, overload protection, control, isolation, etc. They are applicable to low-voltage terminal power distribution in such fields as industry, civil construction, energy, communications and infrastructure.

  • Rated voltage: AC230/240, AC400/415, DC60/80, AC120/277, AC480Y/277, DC125
  • Rated insulation voltage: 400V, 1000V, 230V
  • Rated impulse withstand voltage: 4kV, 6kV
  • Rated current: 1A, 1.2A, 1.5A, 1.6, 2A, 3A, 4A, 5A, 6A, 7A, 8A, 10A, 10A, 12A, 13A, 15A, 16A, 20A, 25A, 30A, 32A, 35A, 40A, 50A, 63A
  • Rated short-circuit breaking capacity: 6kA, 10kA, AC120/240, AC277V/480
  • Instantaneous tripping characteristic: B: 3~5In, C: 5~10In, D: 10~14In
  • Mechanical/Electrical life: 10000/10000, 20000/10000
  • Number of poles: 1PN, 1P/2P/3P/4P, 1P/2P/3P
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NDB2ZB-Series-DC-MCB-Datasheet-Screenshot

NDB2ZB Series DC MCB Datasheet

NDB2ZB Series DC MCB, with three-stage current protection of over-load long time delay, short circuit short time delay and short circuit instant tripping, is developed specifically for DC power system in power distribution projects. Combining with inferior circuit breakers to achieve the integral selective protection, it can enable the short circuit breakdown protection in the meantime effectively avoid malfunction of superior circuit breakers caused by the inferior short circuit so as to guarantee the system safety and stability.

  • Rated working voltage: DC250V( two poles in series )
  • Rated impulse withstand voltage Uimp: 4kV
  • Rated current In: 16A、20A、25A、32A、40A
  • Rated ultimate breaking capacity Icu: 10kA
  • Rated operating short-circuit breaking capacity Ics: 10kA
  • Short-time short circuit tripping time: 10ms±10%
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NDB3-Series-Circuit-Breaker-for-Equipment-Datasheet-Screenshot

NDB3 Series Circuit Breaker for Equipment Datasheet

NDB3 series circuit breaker for equipment is applied in electrical system* of which the rated current is up to 100A and the rated voltage is AC240/415V(50/60Hz) or up to DC80V, to protect the circuit against the overload current and short-circuit current. It is also can be used to make and break the circuit infrequently.The product is widely used in computer and its peripheral equipment,industrial automation devices, telecommunication equipments, power supply for telecommunication, UPS equipments, railway-engine, marine electrical systems, elevator control systems and mobile power equipments.

  • Rated voltage: AC230/400V (50/60Hz), DC80V
  • Mechanical and lectrical endurance:10000(include electrical endurance:6000)
  • Parameters of auxiliary contact: AC250V 5A
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NDC1-Series-AC-Contactor-Datasheet-Screenshot

NDC1 Series AC Contactor Datasheet

NDC1(Z)-09~95 series AC contactor (hereainfter “contactor”) is used in AC 50Hz/60Hz circuit with rated insulating voltage of 690V, rated working voltage of 400V and rated working current from 9A~95A in AC-3 utilisation type. It is used to making or breaking the circuit and for frequent start AC motors from a distance. It can also be used as electro-magnetic starter when matching with thermal relay to protect the circuit against possible overload.

  • Control circuit code: Z: DC control circuit; No code: AC control circuit
  • Frame size: Shown by rated current when used in AC-3 at 400V
  • Auxiliary contact code of 3-pole contactor
    10: 1 pair of normal open (NO) auxiliary contacts
    01: 1 pair of normal close (NC) auxiliary contacts
    11: 1 pair of NO auxliary contacts and 1 pair of NC auxiliary contact *
  • Main contact code of 4-pole contactor:
    40: 4 pairs of normal open (NO) main contacts
    08: 2 pairs of NO main contacts and 2 pairs of NC main contacts
  • Special application code: TH: suitable for humid tropical
  • Standards and Certificates:
    IEC 60947-4, GB 14048.4, IEC 60947-5, GB 14048.5.
    TüV, CE, CCC.
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NDC2(N)-Series-AC-Contactor-Datasheet-Screenshot

NDC2(N) Series AC Contactor Datasheet

NDC2 Series AC Contactor is mainly used in AC 50Hz/60Hz circuits with rated insulating voltage up to 1000V, rated working voltage of 400V and rated working current up to 170A in AC-3 utilisation type. It is used to making or breaking the circuit in power system. It can also compose the motor stater together with thermal overload relay or electronic protection device to protect the circuit against overload.

  • Rated current (AC-3, 400V): 06, 09, 12, 16, 115, 150, 170
  • Auxiliary contacts code of 3-pole contactor:
    10: one pair of normal open(NO) auxiliary contacts
    01 one pair of normal close(NC) auxiliary contacts
  • Main contacts code of 4-pole contactor:
    40: four pairs of normal open(NO) main contacts
    08: two pairs of NO main contacts + two pair of NC main contact
  • Standards and Certificates:
    IEC 60947-4, IEC 60947-5, GB 14048.4, GB 14048.5;
    TÜV, CE, CCC
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NDG2-Datasheet-Screenshot

NDG2 Datasheet

NDG2 series disconnecting switches are applicable to work in the low-voltage distribution or motor networks with AC frequency of 50Hz, rated operating voltages of AC380V, AC690V, DC500V and DC1000V and rated operating current of 125V-1600A, for the use of infrequent connection, circuit breaking and circuit isolation; NDG2 series disconnecting switch fuse combinations are applicable to work in the low-voltage distribution or motor networks with AC frequency of 50Hz, rated operating voltages of AC380V, AC690V and rated operating current of 63A-1250A, for the use of infrequent connection, circuit breaking and circuit isolation; Could provide protection functions for short circuiting and overload.

  • Standardization, serialization, modularization;
  • Fully enclosed structure with no flashover is adopted, with more reliable operation;
  • Two contacts and multiple breakpoints with extremely strong breaking capacity;
  • Integrate load and isolation for comprehensive overload and short circuiting protection;
  • Unique rolling plug-in contact system could avoid fusion welding;
  • Switch operation of multi-spring energy storage operating mechanism doesn't need manual intervention;
  • It can inlet the wires up and down.
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NDG3-500~1250-Datasheet-Screenshot

NDG3-500~1250 Datasheet

NDG3 series disconnecting switches apply to power systems with AC frequency of 50/60Hz, rated voltage of DC1000V and below, and rated current of 1250A and below. The product could be used in infrequent switching for isolating and breaking the line and providing safe isolation for low-voltage circuits in the field of PV.

  • Rapid switching
  • safe isolation
  • louvers with wide spacing and multi-channel
  • dust and flashover prevention
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NDM1-Series-MCB-Datasheet-Screenshot

NDM1 Series MCB Datasheet

NDM1 series miniature circuit breaker is used in low-voltage terminal distribution for industry, civil building, energy, telecommunication and construction to do protection from short circuit and overload, to control, to disconnect and protect DC systems.

  • Full protection functions: Have protective device for short circuit and overload.
  • Connection is safety and reliable: Use "Frame" connection structure.
  • Easily function expansion: many accessory, such as: residual current operated release, auxiliary contact, alarm contact and bus-bar can match this product.
  • Modularized and series match.
  • Easily mounting: TH35 standard mounting rail.
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NDM2-Series-MCCB-Datasheet-Screenshot

NDM2 Series MCCB Datasheet

NDM2 moulded case circuit breakers (hereinafter referred to as breakers) are applicable to work in the AC circuits with AC frequency of 50/60Hz, rated operating voltage of up to AC690V, and rated current of up to 800A, for the use of infrequent conversion and infrequent start of motor. The circuit-breakers provide overload, short circuit and undervoltage protection, and can protect the circuit and power supply device from damage. The products have been widely used in new energy, electric power, industrial control, real estate, electric and power supply, telecommunication, rail transportation, industrial (public) construction and other industries.

  • Rated operating current In (A): 225、 250、 315、 350、 400
  • Number of poles: 3, 4
  • Certication: CCC、 TUV、 CE
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NDM3-Series-MCCB-Datasheet-Screenshot

NDM3 Series MCCB Datasheet

NDM3 series moulded case circuit breakers (hereinafter referred to as breakers) are applicable to work in the AC circuits with AC frequency of 50/60Hz, rated operating voltage of up to AC690V, and rated current of up to 800A for infrequent conversion and infrequent start of motor. At the same time, the circuit breaker provides the function of overload alarm without tripping; when the line is overloaded, circuit breaker with this function will not trip but only output overload signal to ensure the continuity of supply. The product can be used for 8 hours at 1.3 times of the rated current, and its performance remains unchanged after cooling. The circuit breaker can replace the thermal relay alarm program, provide overload, short circuit and undervoltage protection functions, and protect the circuit and power equipment from damage.

  • The circuit breakers are divided into C type (basic), L type (standard), M type (higher breaking) and H type (high breaking type) by the rated limit short-circuit breaking capability. The circuit breakers feature small size, high breaking capability, short arcing, vibration resistance, etc.
  • Boxed accessories may be used for rapid installation of circuit breaker, and timely respond to the user requirements without any adjustments.
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NDM5-Series-MCCB-Datasheet-Screenshot

NDM5 Series MCCB Datasheet

The NDM5-160 series of molded case circuit breakers (MCCBs) with the rated insulation voltage of 800V are applicable to the AC 50Hz or 60Hz circuits with the rated operating voltage of AC230V, AC400V and AC690V, and the rated operating current of 16A~160A for electrical energy distribution, as well as protection of circuits and power supply devices in case of overload, short circuit, undervoltage (With the UVT);, the products are also used to protect motors during infrequent starting, braking, overload, short circuit, etc..

  • Breaking level code: S, H, L
  • Rated current In (A): 16, 20, 25, 32, 40, 50, 63, 80, 100, 125, 160
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NDP3-Series-Modular-Datasheet-Screenshot

NDP3 Series Modular Datasheet

Indoor application,AC50Hz/60Hz,440V,normally under35。 (occasionally up to 60。 ). Protection circuit breaker,switch,socket and similar inside electrical components from outside impact and invasion.

  • Single layer: 8ways、12ways、15ways、18ways、20ways
  • Double layer: 24ways、30ways、36ways
  • Bottom case: Metal bottom case is made of 1.2mm cold rolled steel plate with electrostatic spraying on surface, long service life and good corrosion resistance. It is suitable for flush mounting.Various bottom case designs (w/knock-off hole, w/o knock-off hole, w/ground poles,w/o ground poles) can meet different customer’requirements.
  • Neutral line terminal block and grounding terminal block: There are two neutral line terminal blocks in each 15 ways, 18 ways, 20ways, 24ways, 30ways and 36 ways consumer units.
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NDR1+NDR2+NDD1-Industrial-Protection-Product-Datasheet-Screenshot

NDR1+NDR2+NDD1 Industrial Protection Product Datasheet

NDR1 electronic overload relay is used to protect overload of three-phase AC circuit and motor, overtime of starting period, phase loss and phase current unbalance. 3-stage thermal overload relay, used for motor protection, adjustable at 0.1~95A.

  • Internal current transformer;
  • With temperature compensation;
  • High tripping precision, tripping directives and overload warning function;
  • With bistable function output actuator;
  • Tripping grade is 10;
  • With setting current regulation;
  • There is a mechanism detection button on the panel (also used as tripping button);
  • There is a normally closed contact disconnection button on the panel (for self-inspection of the circuit)
  • With manual/automatic reset functions;
  • With one normally closed auxiliary contact and one normally open auxiliary contact;
  • Take power directly from the power grid, convenient and quick.
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NDU-Series-Surge-Protective-Datasheet-Screenshot

NDU Series Surge Protective Datasheet

NDU series surge protective devices (SPDs) are used to protect surge caused by lightning or other transient overvoltage, discharge the large surge current on the power wire to the ground, and limit the overvoltage. They are applicable to protection of power supplies for industrial, construction, civil aviation, finance, securities, telecommunications, ports and other systems, suppression of transient over-voltage amplitude of lightning, over-voltage operation, etc., discharge of surge energy and protection of system circuit and equipment safety. Among them, NDU3 surge protective device can be installed within the lightning protection LPZ0B/LPZ1 zone to protect the overhead lines in a 50/60Hz AC power distribution system with rated operating voltage of 220/380V from non-attenuated direct lightning.

  • Maximum discharge current 120KA (8/20 waveform), high-energy surge protection
  • Maximum continuous operating voltages for different products: 255V~550V; DC600V and DC1000V for DC products
  • Built-in failure thermal tripping device, safer
  • Equipped with 3+1 wiring form and common wiring form, applicable to different grid formats
  • Standard 35mm guide rail installation
  • Pluggable module design, easy for maintenance and replacement
  • Equipped with failure indication and remote signaling interface (with normally open and normally closed contacts)
  • Equipped with anti-reversing mechanism
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NDW1G-Series-Switch-Disconnector-Datasheet-Screenshot

NDW1G Series Switch Disconnector Datasheet

NDW1G series Switch Disconnector, of which rated insulation voltage is 1000V, rated operational voltage is AC 400V/690V or DC 1000V and rated current is from 400A to 6300A, is used in low-voltage power distribution network for making and breaking the main circuit and isolating.

  • High breaking capacity and zero arc.
  • Compact contacts system, separate arcing chamber, more reliable operation.
  • Various configuration of 3-pole, 4-pole, fixed type and drawout type, vertical wiring and horizontal wiring, mutil-choice.
  • Switch disconnector can be supplied from both the top and the bottom.
  • Reliable interlock and insulation protection, high safety performance.
  • Module structure, extendable with various accessories.
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NDW1-Series-ACB-Datasheet-Screenshot

NDW1 Series ACB Datasheet

NDW1 series Air Circuit Breaker (hereinafter “ACB”), of which rated insulation voltage is 1000V, rated operational voltage is 400V/690V and rated current is from 400A to 6300A, is used in AC 50Hz distribution network for power distribution and circuit and equipments protection against overload. undervoltage, short-circuit and single-phase grounding fault. Meanwhile, it can also be used as switch-disconnector. It has multi-function, high precision selective protection and can improve the reliability of power supply.

  • High breaking capacity and zero arc.
  • Compact contacts system, separate arcing chamber, more reliable opreation.
  • Various configuration of 3-pole and 4-pole, fixed type and drawout type, vertical wiring and horizontal wiring, multi-choice.
  • ACB can be supplied from both the top and the bottom.
  • Communication interface is available. Remote control, remote-adjust, remote-meter and remote-information can be realized.
  • Reliable interlock and insulation protection, high safety performance.
  • Module structure, extendable with various accossories.
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Tm2-Series-Electric-Datasheet-Screenshot

Tm2 Series Electric Datasheet

Accessories of NDB2-63, NDB2Z-63, NDB2T-63 and NDB2LE-63 series products, Mainly used for communication, transportation, new energy, intelligent control and other fields requiring remote control

  • Used in control voltage DC12V, DC24V, DC48V, DC110V, DC220V, AC110V and AC230V circuits to provide the remote closing/breaking control of circuit breakers
  • Handle can be used to provide local control of circuit breakers
  • Padlock accessories can be used to lock the opening of circuit breaker to ensure safe operation at the site
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