Product Series
PRODUCTS SERIES
Product Specifications:
Electrical Parameters
Table
Parameter Item
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Standard parameter value
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Additional Note
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Rated operating voltage
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AC 400 V (three-phase four-wire / five-wire)
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Rated insulation voltage: 660 V, power frequency: 50 Hz/60 Hz
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Transformer Capacity Matching
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50–500 kVA
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Mainstream specifications: 100 kVA, 160 kVA, 200 kVA, 315 kVA, 400 kVA
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Rated current of the main circuit
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63A~1250A
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Incoming switch, maximum 800A, common specifications
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Short-time withstand current
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10 kA, 15 kA
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Meets the short-circuit protection requirements of the distribution area.
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Reactive power compensation capacity
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30–240 kvar
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Split‑common compensation, split compensation, and hybrid compensation modes
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Outgoing circuit
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Standard configuration: 1 input, 3 outputs / 1 input, 4 outputs
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Feeder circuits can be added as needed.
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Protection rating
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IP44 (standard) / IP54 (high‑end rainproof version)
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Outdoor, open-air pole-mounted installation, standard IP44 rating.
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Implementation Standard
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GB/T 7251.1, GB/T 15576, State Grid JP Cabinet Technical Specifications
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Certified with CCC and qualified for State Grid network access testing.
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Work environment
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Temperature: 25°C to +40°C; Altitude: ≤2,000 m
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Rainproof, freeze-proof, and resistant to outdoor temperature fluctuations.
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Cabinet Physical Parameters
- Cabinet material: 201/304 Stainless steel plate, plate thickness ≥1.5mm , multi‑folded edge waterproof structure, with a hot‑dip galvanized anti‑corrosion internal support frame
- Standard external dimensions ( Wide × Deep × High ): 1100×650×1200mm 、 1350×700×1250mm 、 1500×750×1300mm
- Cabinet compartmentalization: Independent Metering Room, Incoming Switchgear Room, Feeder Outgoing Room, Capacitor Compensation Room , physical isolation by partitions
- Standard components: main incoming switch, current transformer, smart meter, TTU Distribution transformer terminal, outgoing circuit breaker, self-healing capacitor, compensation controller, surge arrester, grounding busbar
Application scenarios:
- Rural and Urban Distribution Network Districts : Used in conjunction with the low-voltage side of pole-mounted transformers, it is a key piece of equipment for power grid modernization, integrating metering, distribution, and reactive power compensation into a single unit.
- Urban municipal power distribution : Roadway streetlight substations, outdoor distribution areas in residential communities, municipal pump stations, and outdoor power supply distribution for waste collection stations.
- Outdoor distribution point in the plant area : Outdoor transformers, field processing plants, and simple power distribution in mines; centralized power distribution compensation in open-air environments.
- Residential Community Power Distribution : Low-voltage ancillary equipment for outdoor substations, outdoor power supply within the park, and management of individual household electricity metering and power factor correction.
- Photovoltaic Small-Scale Distribution Area : On the low-voltage side of distributed photovoltaic distribution transformers, integrating metering, grid‑connection protection, and reactive power voltage regulation compensation.
Product Advantages:
- Highly integrated, saving installation space. : A single cabinet integrates five key functions—metering, power distribution, protection, reactive power compensation, and remote data acquisition—eliminating the need to install separate compensation cabinets and metering boxes, thereby significantly reducing substation footprint and construction costs.
- Strong all-weather outdoor protection capabilities : Double-layer rainproof canopy, waterproof drainage channels on the cabinet body, sealing strips at the door seams, and insect-proof mesh on the louvered ventilation strips—effectively protecting against rain, dust, small animals, and condensation, and suitable for outdoor environments exposed to rain, snow, and intense sunlight.
- Multi-layered security protection system : Equipped with comprehensive protection against short circuits, overloads, leakage currents, overvoltage, undervoltage, phase loss, and capacitor overheating; the metering chamber features an independent lead seal to prevent theft, while the cabinet is reliably grounded to ensure safe operation and maintenance.
- Reduce losses and save energy, thereby minimizing electricity bill penalties. : Automatic switching of capacitor banks to stabilize the power factor 0.92 In summary, this reduces line and transformer losses and helps avoid penalties imposed by the power supply bureau for low power factor charges.
- Convenient operations and maintenance, and easy repairs. : Featuring a double-door design with clearly defined, independent compartments; the lug‑type structure is compatible with crane lifting and column mounting, while the door lock is equipped with a weather‑proof, dust‑proof cover for convenient field maintenance.
- Intelligent Networked Control : Equipped with TTU Terminal, supports GPRS / Fiber-optic remote meter reading, load monitoring, and fault reporting—designed to meet the digital management requirements of smart grids.
- Long service life : The stainless steel enclosure is resistant to acids, alkalis, and corrosion, while the internally galvanized components offer excellent corrosion resistance; under normal outdoor conditions, its service life can reach 15 Years or more
Keywords: JP
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