Comprehensive annual maintenance contract of carrier and york make water cooled chiller of airport express line for five years.

Comprehensive annual maintenance contract of 117.0 tr scroll type compressor water cooled chilled air conditioning plant and its associated all accessories/equipment are installed at mass communication research centre at jamia millia islamia

Bi-annual maintenance contract for servicing and maintenance of 3 m/s supernova make 1750 kva emegency diesel generator (edg) installed at unit 3 and 4,2x660 mw, sstpp,dongalia.

Procurement of danfoss make compressor (model no.-sm147a4nlb) for 22 tr water cooled package ac unit installed in dm plant and esp of ph-iv, stps, mppgcl

Repair of 4 nos. 11 tr lg make air cooled packaged ductable split air-conditioning unit consisting of 8 compressors and 8 refrigerant circuits installed for senate hall

Work contract for servicing of hora make hpbp spray water control valve installed at unit no. 4, 2x660 mw, sstpp,mppgcl,dongalia.

Annual comprehensive maintenance of air conditioners for the work of annual repair and maintenance of existing split type ac machine and hitachi make v.r.f. unit installed at d.d building, lalbazar kolkata wef 15.06.2025 to 31.03.2026. (1st call)

Comprehensive maintenance contract along with operation of oxygen generation plants of capacity 04 no. 1000 lpm, 01 no. 600 lpm, 1040 lpm 01 no inmatec make ,medical air compressor (cp make) system and vacuum system ( ir make) 03 no 15v and 02

Comprehensive annual maintenance contract of samsung make dvm units vrv air conditioning 40 h.p., inverter ductable 7.5 h.p. and inverter cassette 3.0 h.p. air conditioning system installed at v.c. office at jamia millia islamia

Ttps mech ii ahp unit iii pdfac system erection and commissioning of oil injected air cooled screw type single stage 160kw rotary air compressor with related accessories for unit iii pdfac system