Tag: #electricalequipment
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EK Electrical Dec 2020 (Q11)
With reference to electrical system protective devices, explain the purpose of EACH of the following: (a) Overcurrent protection; (2) (b) Short circuit protection; (2) (c) No-volt protection; (2) (d) Reverse power protection; (2) (e) Preferential tripping. (2) Dec 2020 (Q11)
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EK General Oct 2020 (Q8)
With reference to fixed machinery space fire fighting systems which use water in the form of fog or mist, explain EACH of the following: (a) how the fire is contained and extinguished; (4) (b) the importance of particle size and flow rate; (4) (c) the routine testing to be carried out. (2) Fire Oct 2020…
UKM Tuticorin 