Medium Voltage Switchgear Symbol

The switchgear on the low voltage side of the transformers may be located in a building with medium voltage circuit breakers for distribution circuits along with metering control and protection equipment.

Medium voltage switchgear symbol.

Medium voltage switchgear mcset 17 5 kv air insulated switchgear withdrawable circuit breaker sf 6 or vacuum technology civil engineering guide 07897303en. Gas insulated earth disconnector fixed or rotary go back to content table 2. Cross reference mz081001en effective november 2013. For industrial applications a transformer and switchgear line up may be combined in one housing called a unitized substation uss.

For example 15 kv switchgear maximum voltage rating is commonly applied at various actual voltages including. The addition of this symbol to a danger or warning safety label indicates that an electrical hazard exists which will result in personal. The following tables describe the device and show the symbol by area of usage. Secondary voltage f g connection type symbol h impedance packaged equipment a rated load b unit hp kw kva as indicated.

Switching of load current. Specific part of the medium voltage switchgear. Medium voltage switchgear is classified by the maximum voltage it can service. 2 amted300014en indd this guide is a catalogue.

Swgr switchgear swbd switchboard sw switch stb shorting terminal block ss solid state. A typical medium voltage metal enclosed switchgear feeder circuit will have a combination of switchgear able to provide the following functions. Circuit breaker vacuum circuit breakers medium voltage circuit breakers created date. Switchgear functions designation and symbol function current switching operating current fault current disconnector isolates earthing disconnector.

Medium voltage disconnect switch non fused cut out medium voltage disconnecting fuse. Diagram symbols used throughout various parts of the world. Switchgear medium voltage switchgear solutions for primary and secondary distribution to suit every application. Medium voltage technical guide technical collection basics for mv cubicle design.

While medium voltage conductors are available in 90 c mv90 or 105 c mv105 ratings the actual terminations in the transformer or switchgear cable compartments are limited to 90 c. For all customers from system integrators to end users and all applications from refurbishment line extension to new installations. Pictograms and safety symbols in and on the medium voltage switchgear depending on the version the following pictograms are used on the medium voltage.