Mahanadi Coalfields Limited Tender

Providing with fixing of alarm announciator in existing 33 KV Panles of sub station of SOCP IB Valley

Providing with fixing of proton power control pvt ltd make 12 Window Alarm Annunciators With Metal Enclosure for one to one fitment in the existing 33 KV control panel with following specification: a) Supply voltage-90-270 AC/DC SMPS b) Push Button Controls: On board Test, Silence(optional),Accept, Reset buttons. c) No. of windows: 12 Window (3R x 4C). d) Window size: 40 x 40 mm. e) No of LED`s per Window: Super bright 4 LED`s in Parallel. f) Power Consumption: 0.8 VA per window. g) Terminals: Suitable for 0.2 to 2.5 sq. Mm. Cable. h) Scan time: Less than 10 ms. i) Response Time: Less than 10 ms. j) Flash Rate: 60 Flash per min—Fast Flashing 30 flash per min—slow flashing k) Fault Input Contacts: Potential free contact needed. (LIVE Input Fault Contact can be Optional ). l) Output Connection: Remote TEST, SILENT, ACCEPT,RESET. m) Output Relay Contacts: 2 No`s potential free, Non trip group & trip group. (Annunciator fail Optional.) n) Enclosure: M.S. Enclosure with high strength. o) Output Contact Rating: 7 amps at 230 VAC Resistive. p) Impulse Tests: 5KV as per IEC 60255 -5. q) Window Colour: Red, Yellow, Green, Blue, Amber & white. r) Facia Type: Printed on Photo film replaceable from front(optional) s) Cutout size: 212(W) x 138(H) mm. t) Over all Size: 220(W) x 155(H) x 160(D) mm.

Providing with fixing of EAPL Make 4 Window Alarm Annunciators With ABS Enclosure(M2-4 Series) for one to one fitment in the existing 33 KV control panel with following specification: a) Supply voltage-85V-270V AC/DC SMPS b) Super bright Red color SMD LED for fault indications c) Test / Mute / Ack / Reset (Buttons in front and terminals at rear) facility available, and can be cascaded d) Each window programmable at site for either Alarm or trip e) On site programmable input signal potential free (Zero Volts) as NO/NC for each window f) Program enabling/ disabling facility available at rear g) Over Voltage protection h) Window size: 66 x 27.5 mm (W x H)