dry type distribution transformer

SC(B)12 Cast-Resin Dry-Type Transformer

Product Overview

The SC(B)12 is a three-phase cast-resin dry-type transformer. The listed technical range covers 30 to 2,500 kVA, with 6, 6.3 and 10 kV high-voltage options and a 0.4 kV low-voltage rating. The series uses a resin-casting process designed to support low-loss operation and mechanical strength.

Construction and Features

  • Epoxy-resin cast construction.
  • Resin mixing and vacuum degassing described for reducing air bubbles in the insulation.
  • Reinforced cast insulation designed to support mechanical strength.
  • Rating-specific no-load and load-loss data provided in the technical schedule.

Technical Parameters

Parameter Technical Data
Listed rated capacities 30–2,500 kVA
Number of phases Three-phase
High-voltage options shown 6 kV, 6.3 kV and 10 kV
Low-voltage rating shown 0.4 kV
Connection groups shown Yyn0 or Dyn11
Insulation system, enclosure and cooling Confirm for the selected configuration

SC(B)12 Loss Data

Rated Power (kVA) No-load Loss (W) Load Loss (W)
30 152 710
50 216 1000
80 296 1380
100 320 1570
125 376 1850
160 432 2130
200 496 2530
250 576 2760
315 704 3470
400 784 3990
500 928 4880
630 1040 5960
800 1216 6960
1000 1416 8130
1250 1672 9690
1600 1960 11730
2000 2440 14450
2500 2880 17170

The 1,000 kVA entry lists a no-load loss of 1,416 W and a load loss of 8,130 W.

Loss values follow the product catalogue schedule. Confirm the reference temperature, voltage configuration and guaranteed losses in the approved technical schedule before comparing series or placing an order.

Selection and Enquiries

Send the required rated capacity, primary and secondary voltages, frequency, connection, installation conditions, enclosure requirements, quantity and project location. Request the confirmed dimensions, weight, sound-level data, short-circuit impedance and scope of supply for the selected unit.

Installation and Maintenance

Installation, ventilation, fire-safety provisions and any hazardous-area requirements must be assessed for the selected design and site. Dry-type construction does not by itself establish an explosion-protection rating. Follow the manufacturer’s installation, inspection and maintenance instructions.

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