3kV-12kV Indoor CTs LA-10Q, LFZ-10Q, LFZB1-10Q Wall-Through Cast Resin Current Transformer May 15, 2026 / July 20, 2026 by tianming LA-10Q / LFZ-10Q / LFZB1-10Q indoor wall-through cast resin current transformer for 10kV, 11kV and 12kV class switchgear. 5-200/5A ratios use semi-enclosed resin casting, while 300-1500/5A ratios use fully enclosed casting for higher-current circuits. Suitable for metering, measurement and 10P10 relay protection. Read more »
3kV-12kV Indoor CTs LA-10, LFZ1-10, LFZB1-10 Semi-Enclosed Cast-Resin Wall-Through Current Transformer May 15, 2026 / July 20, 2026 by tianming LA-10 / LFZ1-10 / LFZB1-10 semi-enclosed cast-resin wall-through current transformer for 10kV, 11kV and 12kV class indoor switchgear. Designed for current measurement, energy metering and relay protection, with 5A secondary output, 11.5/42/75kV insulation level, semi-enclosed structure for 200A and below, and fully enclosed structure for 300A to 1500A applications. Read more »
3kV-12kV Indoor CTs LAJ-10, LFZJ-10 Wall-Through Epoxy Resin Cast Current Transformer May 15, 2026 / July 20, 2026 by tianming LAJ-10 / LFZJ-10 indoor wall-through epoxy resin cast current transformer for 10kV, 11kV and 12kV class medium-voltage switchgear. Designed for current measurement, energy metering and relay protection, with 20A–6000A primary current range, 1A or 5A secondary output, 11.5/42/75kV insulation level and 0.2/0.5/10P accuracy options. Read more »
3kV-12kV Indoor CTs LAJ-10Q, LFZJ-10Q Wall-Through Resin Cast Current Transformer May 15, 2026 / July 20, 2026 by tianming LAJ-10Q / LFZJ-10Q indoor wall-through resin cast current transformer for 10kV, 11kV and 12kV class medium-voltage switchgear. Designed for current measurement, power measurement and relay protection, with 5A or 1A secondary output, 5/5A–1500/5A current ratios, 11.5/42/75kV insulation level, and 0.2/0.5/1/10P10 accuracy classes. Read more »
3kV-12kV Indoor CTs LDZ1-10 Indoor Epoxy Resin Cast Single-Turn-Through Current Transformer May 15, 2026 / July 20, 2026 by tianming LDZ1-10 indoor epoxy resin cast single-turn-through current transformer for 10kV, 11kV and 12kV class switchgear. Designed for current measurement, energy metering and relay protection, with resin casting insulation, annealed ring core, wall-through mounting base, earthing bolt and fixed cabinet installation. Read more »
3kV-12kV Indoor CTs LFZ2-10 Epoxy Resin Cast Multi-Turn-Through Current Transformer May 15, 2026 / July 20, 2026 by tianming LFZ2-10 indoor epoxy resin cast multi-turn-through current transformer for 10kV, 11kV and 12kV class switchgear. Designed for current measurement, energy metering and relay protection, with semi-enclosed cast-resin insulation, P1/P2 primary terminals, S1/S2 secondary terminals, mounting plate and vertical or horizontal installation. Read more »
3kV-12kV Indoor CTs LDZJ1-10 Epoxy Resin Cast Single-Turn-Through Current Transformer May 15, 2026 / July 20, 2026 by tianming LDZJ1-10 indoor epoxy resin cast single-turn-through current transformer for 10kV, 11kV and 12kV class switchgear. Designed for current measurement, energy metering and relay protection, with resin casting insulation, annealed ring core, wall-through mounting base, earthing bolt and fixed cabinet installation. Read more »
Documents KZB-0 35kV Cast-Resin Current Transformer: IEC 61869-Compliant for Metering & Protection Applications May 15, 2026 / April 22, 2026 by tianming Introduction The KZB-0 Current Transformer is a high-voltage instrument transformer specifically engineered for accurate current measurement and protection applications in 35kV power systems. Designed to meet stringent international standards—including IEC 61869, GB/T 20840, and DL/T 725—the KZB-0 ensures reliable performance under demanding operational conditions typical of transmission and distribution networks. Its primary function is to […] Read more »
3kV-12kV Indoor CTs LMZ-10, LMZJ1-10 Wall-Through Busbar-Type Cast Resin Current Transformer May 15, 2026 / July 20, 2026 by tianming LMZ-10 / LMZJ1-10 indoor wall-through busbar-type epoxy resin cast current transformer for 10kV, 11kV and 12kV class medium-voltage switchgear. Designed for current measurement, energy metering and relay protection, with 5A secondary output, 300A–5000A primary current range, 0.5/3 and 0.5/10P accuracy combinations, and compact busbar through-type installation. Read more »
3kV-12kV Indoor CTs LAZBJ-10, LFZBJ-10 Wall-Through Epoxy Resin Cast Current Transformer May 15, 2026 / July 20, 2026 by tianming LAZBJ-10 / LFZBJ-10 indoor wall-through epoxy resin cast current transformer for international 10kV, 11kV and 12kV class medium-voltage switchgear. Designed for current measurement, energy metering and relay protection, with 20A–400A primary current options, 1A or 5A secondary output, 12/42/75kV insulation level and 0.2S/0.5/10P10 accuracy combinations. Read more »
3kV-12kV Indoor CTs LFZBJ9-10, LAZBJ-10 Wall-Through Epoxy Resin Cast Current Transformer May 15, 2026 / July 20, 2026 by tianming LFZBJ9-10 / LAZBJ-10 indoor wall-through epoxy resin cast current transformer for international 10kV, 11kV and 12kV class medium-voltage switchgear. Designed for current measurement, energy metering and relay protection, with 20A–400A primary current options, 1A or 5A secondary output, 12/42/75kV insulation level and 0.2S/0.5/10P10 accuracy combinations. Read more »
3kV-12kV Indoor CTs LFDZ2-10 Indoor Wall-Through Epoxy Resin Cast Current Transformer May 15, 2026 / July 20, 2026 by tianming LFDZ2-10 indoor wall-through epoxy resin cast current transformer for international 10kV, 11kV and 12kV class medium-voltage systems. Designed for current measurement, energy metering, relay protection and differential protection, with 75A–400A primary current options, 5A secondary output, 11.5/42/75kV insulation level and vertical or horizontal installation. Read more »
