The WEST CENTRAL RLY has published a tender for "A.B. SWITCH 33 KV (1) Maximum continuous [A.B. SWITCH 33 KV (1) Maximum continuous service voltage (KV)- 36 KV, (2) Length of the Break/Phase(min)- 400 mm, (3) Phase to Phase spacing- 1220 mm, (4) Power Frequency withstand test voltage (One Minute), (A) Against Ground: (i) Dry KV- 70 KV, (ii) Wet KV- 70 KV (B) Across open contact: (i) Dry KV- 80 KV, (ii) Wet KV- 80 KV (C) Between Phase: (i) Dry KV- 70 KV, (ii) Wet KV- 70 KV (5) Impulse withstand test voltage of complete assembled switch without arcing hours with 1.2/50 Micro second impulse wave (Peak)- 195 KV (6) 100% impulse flashover voltage of completely assembled switch without arcing horns with 1.2/50 micro second impulse wave (Peak)- 195 KV (7) Particulars of the main contact ie. Fixed contacts and moving contacts. (a) Type- Spring loaded contact E.C grade Copper 2 Nos-70x30x5 mm (b) Material- Hard Drawn Electrolytic copper 130x40x5 mm (c) Surface Treatment & thickness of silver coating- Silver plated thickness 0f 10 micro (d) Contact Pressure- 25 kg (8) Continuous current rating max- 680 Amp (9) Short time current rating- KA (rms)- 16 KA for 1 Second (10) Rated Peak short circuit current (KA Peak)- 40 KA (11) No. of operations which the switch can withstand without deterioration of contacts- 1000 (12) Type of mounting- Vertical (13) Type of material used in connector- Aluminium Alloy Bi-metallic (14) Location and type of Bushing- Bush Bearing at rotating insulators (15) Particular of Post insulator (i) Type- 33 KV Post insulator Polymer (ii) Tensile strength- 10 KN (iii) Weight- 8 kg Approx/unit (iv) No. of Unite per stack- One (16) Confirm to IS:9921 of 1985 ]" on the 29 Nov 2023. This tender belongs to Safety Switch category. This tender is published in Bhopal, Madhya Pradesh location. The vendors interested in this tender and related Safety Switch tenders can obtain further details by registering in the Tendersniper web portal. Upon registration, Tendersniper sends regular tender alerts by email specifically addressing the user requirements (i.e., keywords, location and value range). Government business is a growing area of opportunity. The businesses are encouraged to actively monitor tender opportunities and participate in them to grow their business.
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