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General| Rated Voltage | Up to 24 kV |
|---|---|
| Rated Current | Up to 4000 A |
| Short-Circuit Rating | Up to 50 kA |
| Rated Short-Circuit Breaking Current | Up to 50 kA |
| Rated Peak Withstand Current | Up to 125 kA |
| Rated Short-time Withstand Current | Up to 50 kA |
| Insulation Medium | Air |
| Internal Arc Classification | IAC AFLR up to 50 kA, 1 s |
| Insulation | Air insulation |
| Short-circuit withstand current | Up to 50 kA |
| Busbar material | Copper |
| Standards compliance | IEC 62271-200 |
| Switchgear Type | Metal-enclosed switchgear |
Emphasizes safety with recommendations for installation, operation, and maintenance, including hazard notes.
Describes the UniGear ZS2 as a three-phase, metal-enclosed, air-insulated switchgear suitable for indoor applications.
Details compliance with IEC publications 62271-200 and 62271-1, and IP protection degrees.
Outlines normal and special operating conditions, including ambient temperature and altitude limits.
Provides main electrical parameters for switchgear and circuit breakers, including rated voltage, current, and withstand.
Specifies fault withstand capacity for gas duct and absorber assembly configurations.
Lists dimensions (Height, Width, Depth) and weights for 36kV UniGear ZS2 units.
Explains the division of the switchgear into compartments like circuit breaker, busbar, and cable compartments.
Details the enclosure, internal partitioning, ventilation, and specific compartments like busbar and low voltage.
Describes standard safety interlocks to prevent hazardous situations and erroneous operations.
Explains the coding system for control wiring plug and socket to prevent incorrect connections.
Provides instructions for handling and racking-in/out floor-rolling circuit breakers.
Details the Incoming and Outgoing type Switchgear (ICOG).
Describes Ith limiters as an additional safety feature to generate fault signals upon opening of pressure relief flaps.
Covers condition on delivery, packing, transport, unpacking, and consignee responsibilities.
Details site preparation, floor layout, and methods for installing switchgear on foundations.
Provides instructions and precautions for installing busbars, including cleaning and tightening.
Details the standard method for terminating power and control cables, including connection points and earthing.
Describes the assembly of end covers on the switchgear at extreme lateral ends of the switchboard.
Explains how to lay inter-panel wires inside the low voltage compartment and loop between switchgears.
Highlights benefits like increased reliability, safety, easy changes, reduced footprint, and faster delivery.
Details features such as flexibility, process efficiency, cost reduction, and specifications like voltage and current ratings.
Covers pre-operation checks, commissioning, and preparatory tasks for safe and effective operation.
Details safe switching procedures, handling of withdrawable apparatus, circuit breakers, and earthing switches.
Explains the use of service trucks for earthing circuits, including types and operational procedures.
Discusses maintenance strategies, preventive measures, and intervals for inspection, servicing, and repairs.
Details inspection of components, cleaning, and servicing of busbar, cable, and circuit breaker compartments.
Covers repair of surface damage, testing of withdrawable parts, auxiliary switches, and interlock conditions.
States that switchgears are produced according to ISO 9001 and ISO 14001 standards.
Lists recommended methods for disposing of various raw materials at the end of the product's life.
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