Breaking Capacity: | Low Voltage Circuit Breakers |
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Operation: | Electric Type |
Speed: | High-Speed Circuit Breaker |
Arc-extinguishing Medium: | Air |
Installation: | Fixed |
Structure: | MCCB |
Samples: |
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Customization: |
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Key Information
WCM9Z
Pole: 2P, 3P, 4P
Voltage: DC 1000V/1250V/1500V
kA: Ue1000v 20kA, Ue1500v 15kA
Inm(A): 250A, 630A
In(A): 100/125/140/160/180/200/225/250/320/350/400/500/630A
Main technical parameters
Model | WCM9Z | WCM9Z | WCM9Z | |
Rated operating voltage(Ue) | DC1000V | DC1250V DC1500V | DC1000V DC1250V DC1500V | |
Rated insulation voltage (Ui) | 1500V | 1500V | 1500V | |
Rated impulse voltage (Uimp) | 12kV | 12kV | 12kV | |
Number of poles | 2 | 3 | 4 | |
Trip unit type | Thermomagnetic type (thermal magnet is not adjustable) TMD Fixed | |||
Frame rated current (Inm) | 250A | 630A | ||
Rated operating current (In) | 100/125/140/160/180/200/225/250A | 320/350/400/500/630A | ||
Rated ultimate short circuit breaking capacity (lcu) | Ue1000v 20kA | Ue1500v 15kA, Ue1250v 20kA | Ue1250/1500v 15kA, Ue1000v 20kA | |
Operational breaking capacity (Ics) | 75%ICU | Ue1500v 15kA, Ue1250v 20kA | Ue1250/1500v 15kA, Ue1000v 20kA | |
Protective function | Long time delay protection (Ir) | 1In | ||
Instant protection (li) | 6In(Min1000A) | |||
Service life | Mechanical | 10000times | 5000times | |
Electrical | 1000times | 500times | ||
Installation type | Fixed | Fixed | Fixed | |
Protection level | Wiring port: IP20/All sides: IP40 | |||
Operating temperature | -40ºC~+75ºC | |||
Operating Instructions | ON/OFF instruction | |||
Is the release adjustable? | NO | |||
Isolation function | YES |
General
WCM9Z series photovoltaic dedicated DC Moulded case circuit breakers are suitable for DC grid circuits with rated voltage up to DC1500V and rated current 630A. The DC circuit breakers have overload long-delay protection. Short-circuit instantaneous protection function is used to distribute electric energy and protect lines and power equipment from overload, short-circuit and other faults. The operating mechanism of the DC circuit breaker has quick closing and quick breaking functions. It has a compact structure, small size and is easy to use.
This product complies with the requirements of GB 14048.2 and IEC/EN 60947-2 standards.
WESTHOMES ELECTRICS GROUP(L.L.C),A professional supplier of power transmission and distribution equipment, is engaged in the solutions and relative equipment for power transmission and distribution system of civil, commercial,industrial and construction uses, as well as the full range of service for endplants to mansions, infrastructure facilities and industrial fields. We produce high and low voltage electric equipment, electric kit, high and low voltage electric components, terminal power distribution system for construction, instruments and meters, as well as electronic products, which are used in electric power system. Our business covers more than 60 countries and regions.
WESTHOMES,supportecd by innovative ideas and skilled professors, has developed a highly effcient operation system from technical R&D ,production, marketing netwrok and customer service. This operation system based on ISO9001,together with other relative international product certifications make our products and service highly recognized and respected by craft borthers and users in European and American market.Focusing on the development of internation electric technology, we always timely assimilate the world advanced electric tehnology, and present suitable new products in response to cusomers' requirments.
Along with the development and consummation of our several production bases in Southeat Asisa, we are committed to providing you with more electric products in more favorable prices.We welcome clients all over the world to purchase and act on agency of WEST HOMES electric products, and sincerely hope that our quality products and service will bring you more business opportuniteis and profitability.
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