2000 kVA Cast Resin Dry Type Transformer

2000 kVA Cast Resin Dry Type Transformer is prepared for indoor cast-resin transformer duty. It covers 10kV / 11kV / 13.8kV / 33kV input networks and 400V / 415V / 480V output distribution. It uses AN (Base) / AF (+33% Capacity) cooling or thermal design data where specified. This series description presents the application, construction, protection, and specification details in finished product copy.

Strategic Sizing: The 1600 vs. 2000 Efficiency Case

For indoor cast-resin transformer duty, strategic Sizing: The 1600 vs. 2000 Efficiency Case is treated as a practical design and selection point rather than generic catalog wording.

• The 2000 kVA Dry Type Transformer is the standard-bearer for modern hyperscale data centers and critical industrial incomers. While load calculations often suggest a 1600 kva dry type transformer might suffice, facility designers increasingly opt for the 2000 kVA unit to leverage the physics of Load Losses.
• Copper losses (I²R) are proportional to the square of the current. By specifying a 2000 kVA unit to handle a 1600 kVA load, the transformer operates at only 80% capacity. Due to the square law, this reduction in load current results in a disproportionately large drop in resistive heating compared to running a 1600 kVA unit at its thermal limit. This strategy not only reduces the kW energy wasted as heat but also significantly lowers the thermal stress on the insulation, effectively doubling the asset's reliable lifespan.

Power Class Engineering: K-Factor and Harmonics

For indoor cast-resin transformer duty, power Class Engineering: K-Factor and Harmonics is treated as a practical design and selection point rather than generic catalog wording.

• As a heavy-duty dry type power transformer, this unit is engineered to handle more than just linear resistive loads. In applications like server halls or manufacturing plants with heavy VFD usage, the current waveform is distorted by harmonics.
• Factory foil winding process for K-Factor rated dry type.
• Transformers reducing skin effect.
• K-Factor Design: Unlike standard distribution units, this model can be rated for K-13 or K-20. We oversize the neutral conductor (200% rating) and utilize foil windings to minimize the "Skin Effect" caused by high-frequency harmonic currents.
• Electrostatic Shielding: High-frequency grid noise typically crosses from HV to LV windings via capacitive coupling. To prevent this, we insert a grounded copper screen between the primary and secondary coils. This screen intercepts the noise current flowing through the inter-winding stray capacitance and shunts it directly to ground, preventing it from corrupting the power quality delivered to sensitive downstream server racks.

Busbar Interface and Connectivity

For indoor cast-resin transformer duty, busbar Interface and Connectivity is treated as a practical design and selection point rather than generic catalog wording.

• Delivering a continuous current of approximately 2887 Amps (at 400V) renders standard cable lugs impractical.
• Bus Duct Flange: The low-voltage enclosure is precision-engineered with a custom flange to mate directly with Copper Busbar Trunking Systems.
• Flexible Links: To decouple the mechanical vibration of the transformer core from the rigid busbar system, we install braided copper flexible links (expansion joints) at the terminals. This prevents stress fractures on the bushing insulators during operation.

Technical Data Sheet

Technical Data Sheet provides selection data that helps compare ratings, voltage classes, and installation requirements.

• Technical Parameter.
• Specification / Options.
• High-efficiency alternative to 1600 kVA.
• 10kV / 11kV / 13.8kV / 33kV.
• 400V / 415V / 480V.
• Rated Current (LV).

Typical Application Context

Typical Application Context connects the product rating with the field conditions, enclosure layout, and distribution role it is normally selected for.

• 2000 kVA dry type transformer powering Tier 4 data center server.
• Tier 3/4 Data Centers: Serving as the main N+1 feed for server racks. The K-13 rating ensures reliability despite the non-linear nature of switch-mode power supplies.
• Semiconductor Plants: Powering cleanroom HVAC systems where power quality and uptime are critical.
• High-Rise Chillers: Dedicated supply for large rooftop chiller plants, utilizing the AF cooling boost during peak summer days.

Electrical and Mechanical Data

The table data is organized for quick rating comparison, project specification, and transformer selection.

Product Detail Images