SG(B)10 Insulated Three-phase Dry-type Transformer The non-encapsulated coil three-phase dry type power transformer that adopt UL certificated NOMEX insulation system, with advantages of safe, reliable, energy saving, fireproof, explosion resistant, simple maintaining and so on. It has superior design, reasonable structure, elegant appearance, and its main performance index is superior to domestic standard, such as local discharge level, no-load loss, load loss,noise...

JDZ8-3, 6, and 10 voltage transformers are single-phase epoxy resin cast insulation fully enclosed products, suitable for use in power systems with non effectively grounded neutral points at rated frequencies of 50HZ or 60HZ and rated voltages of 3KV, 6KV, and 10KV for energy metering, voltage monitoring, and relay protection Standards:IEC 61869-3 Technical data The voltage transformer is in accordance with GB1207 and IEC186 standards… Note: If user’s data goes  beyond the above-...

Outdoor drop type fuses are suitable for 35kV and below voltage and frequency 50Hz power systems, used for overload and short circuit protection of transmission lines and power transformers, and for breaking and closing rated load current. The drop type fuse consists of an insulation bracket and a fuse tube, with static contacts installed at both ends of the insulation bracket and dynamic contacts installed at both ends of the fuse tube. The fuse tube consists of an inner arc extinguishing tu...

  General 1. Protection against overload and short-circuit currents 2. Protection against the effects of sinusoidal alternating earth fault currents 3. Protection against indirect contacts and additional protection against direct contacts. 4. Protection against fire hazard caused by insulation faults 5. Used in residential building 6. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln， type D(10-20)ln Release Type Test cur...

CKJ5 series vacuum AC contactor 1 Applicable scope CKJ5 series vacuum AC contactors (hereinafter referred to as contactors) are mainly used in circuits  with AC 50Hz, rated working voltage up to 1140V, and rated working current up to 630A. They are used for long-distance connection and disconnection of circuits, and can be combined with appropriate thermal overload relays or electronic protectors to form vacuum electromagnetic starters. They are particularly suitable...