Supply of MCB, MCCB, 3 Pole, 4 Pole and other item under Divisional Store under Distt. DN. II, Bikaner

PART A :-

Providing & Fixing of 240/415 V AC MCB with positive isolation of breaking capacity not less than 10 KA ( D curve tripping characteristic as per site requirement) 4KV impulse withstand voltage, as per PWD specification for electrical Works with ISI marked IS 8828(1996) / conforming to IEC 60898-1 2002, IEC 60947-2, low watt losses, trip free mechanisum , energy limiting of class 3 as per IEC, minimum phase termination capacity of 35sq.mm., conductorline load reversibility, label holding facility , IP 20 contact protection and fitted with existing distribution board/sheets, min. operation 20,000 upto 32 A rating and 10,000 upto 63 A, 5000 for 80 A rating including making connections, testing etc. as required. OEM shall have submit NABL / CPRI /ERDA accrediated lab test reports before execution & All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .Triple pole MCB

0.5 A to 5 A rating

6 A to 32 A rating

40 A rating

50/63 A rating

SITC of 3 /4 pole current limiting Moulded case circuit breaker (MCCB)made of flame retardent & heat resistant material having followingcurrent rating, short circuit breaking capacity at 440/415 V, 50 Hz; O/L &S/C settings , conforming to IS/IEC 60947 P -2 :2003 with front face and centralised adjustable, trip free mechanisum, true contact position indicator, line load interchangeability, designed for both horizontal & vertical mounting without any adverse effect on electrical performance, suitable for operation upto 55 degree and without derating upto 40 degree, pollution degree 3, having positive isolation capability, push (test) to trip, trip time less then 10 ms under s/c condition, Breaking capacity Ics = 100% Icu. U imp =8 KV, rated insulation voltage 690 V. provision for UVR , shunt trip , earth fault trip, door interlock, pad lock & rotary handle , including making connections etc. as required.OEM shall have submit NABL / CPRI / ERDA accrediated lab type test certificate before execution All as per pre approved by Engineer in charge. For additional technical parameters of product / work refer Annexure 'A' attached with this BSR

3 pole MCCB With Thermal Magnetic release

up to 100 Amp , 10 kA, fixed O/L & fixed S/C setting

up to 100 Amp , 25 kA, adjustable O/L & adjustable S/C setting

125 Amp , 25 kA, adjustable O/L & adjustable S/C setting

160 Amp , 25 kA, adjustable O/L & adjustable S/C setting

200 Amp , 25 kA, adjustable O/L & adjustable S/C setting

250 Amp , 25 kA, adjustable O/L & adjustable S/C setting

250 Amp , 35 kA, adjustable O/L & adjustable S/C setting

400 Amp , 35 kA, adjustable O/L & adjustable S/C setting

4 pole MCCB With Thermal Magnetic release

up to 100 Amp , 10 kA, fixed O/L & fixed S/C setting

up to 100 Amp , 25 kA, adjustable O/L & adjustable S/C setting

125 Amp , 25 kA, adjustable O/L & adjustable S/C setting

160 Amp , 25 kA, adjustable O/L & adjustable S/C setting

200 Amp , 25 kA, adjustable O/L & adjustable S/C setting

250 Amp , 25 kA, adjustable O/L & adjustable S/C setting

250 Amp , 35 kA, adjustable O/L & adjustable S/C setting,

400 Amp , 35 kA, adjustable O/L & adjustable S/C setting

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