supply of 1. mpcb for ventilation fan unit 1 & 2, thermal release range(rated current) : 2 . 5 - 4 a, class-10,2. residual circuit breaker with overload (rcbo) 4 pole, 16 s, 415 v ac, , mpcb for ventilation fan unit 1 & 2, thermal release range(rated current) : 2 . 5 - 4 a, class- 10, breaking capacity : 50 ka, 3 pole, rated voltage: 415 v ac, 1 no+1 nc auxiliary contact block as per r dso common bill of material letter no. el/7.1.108/mssbc dt.17.09.21 ,annexure column no.1,sl.no.37,con forming to column no 7. make: as per rdso common bill of material(bom) dated 17/9/21 i.e.abb catalogue no.ms 116-4/legrand/schneider catalogue no. gv2me08+gvae11/l&t catalogue no.st418960000/siemen s catalogue no.3rv2011-1ea10+3rv2901-1e/eaton. [ warranty period: 30 months after the date of deliv ery ] ] , residual circuit breaker with overload (rcbo) 4 pole, 16 amps, 415 v ac, d-curve, sensitivit y 30ma, breaking capacity 10ka, confirming to is 12640, part no2.2008/iec 61009-1:1996. as per rcf spe c. no. rcf edts-355, rev-1, (am-2) accepted makes: legrand, siemens or mds only. [ warranty period: 30 months after the date of delivery ] ]