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| Tender ID | 3879050 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Comprehensive Maintenance Of Pac Installed At Delhi Area Telephone Exchange And Signal Centre And Smart Racks Of Cod Under Ge (u) Pm Delhi Cantt10 |
| Last Date For Submission | 27th Apr, 2026 |
| Opening Date | 30 Apr, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 60400.00 |
| Estimated Cost | 3020000.00 |
| City | Delhi |
|---|---|
| State | Delhi |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Periodical, preventive and comprehensive maintenance of direct expansion Microprocessor based precision AC PDX, PX041H, DOWNFLOW FRONTAL, DIGITAL, PRECISION AIR CONDITIONING MACHINE unit of 2 x 10 TR sensible capacity precision AC unit as per the specifications air cooled condenser at Delhi area Exchange at Delhi Cantt for equipments as mentioned as below:- (a) DX Microprocessor based precision AC 2x10 TR sensible variable capacity scroll compressor as per the specifications air cooled condenser with stepless variable speed fans for winter operation, digital scroll compressor in each unit with refrigerant circuits & connected items. (b) PAC with bottom discharge air flow. (c) Outdoor condenser unit with copper coil with aluminum fins and social fans speed controller motor. (d) In built sequential controller for operating unit in N + 1 configuration designed for 22 + deg (return air temperature 50% 5% Rh and 43 deg C amient tem). (e) Electrical control panel double earthed alongwith timers for delayed start of units (01 Nos. working + 1 standby). Serial No. Machine 01:- 23494PDX0041F202 Serial No. Machine 02:- 23494PDX0041F203 | 12 | Each Month |
| 2 | Periodical, preventive and comprehensive maintenance of direct expansion Microprocessor based precision AC PDX, PX031H, DOWNFLOW FRONTAL, DIGITAL, PRECISION AIR CONDITIONING MACHINE unit of 4 x 7 TR sensible capacity precision AC unit as per the specifications air cooled condenser at 1 AHQ Signal coy at Delhi Cantt for equipments as mentioned as below:- (a) DX Microprocessor based precision AC 4x7 TR sensible variable capacity scroll compressor as per the specifications air cooled condenser with stepless variable speed fans for winter operation, digital scroll compressor in each unit with refrigerant circuits & connected items. (b) PAC with bottom discharge air flow. (c) Outdoor condenser unit with copper coil with aluminum fins and social fans speed controller motor. (d) In built sequential controller for operating unit in N + 1 configuration designed for 22 + deg (return air temperature 50% 5% Rh and 43 deg C amient tem). (e) Electrical control panel double earthed alongwith timers for delayed start of units (02 Nos. working + 2 standby). Serial No. Machine 01:- 23494PDX0031F191 Serial No. Machine 02:- 23494PDX0031F192 Serial No. Machine 03:- 23494PDX0031F193 Serial No. Machine 04:- 23494PDX0031F194 | 12 | Each Month |
| 3 | Periodical, preventive and comprehensive maintenance to intelligent Integrated Infrastructure with inbuilt hot and cold aisle containment of 1 rack catering to IT load up to 7 KVA with minimum 22 U usable space available for IT equipments. Critical components like Airconditioning, Rack, Rack PDU & Monitoring along with temperature & humidity sensors having following specification:- (1) Intelligent Integrated Infrastructure with inbuilt hot and cold aisle containment of 1 rack catering IT load up to 7 KVA.The Critical systems like rack mounted air-conditioning systems should have N+N topology respectively (one working & one standby air conditioning system). (2) Rack based Air Cooling with indoor - out door design, SHR >0.9, 100% Duty cycle, Scroll Compressor, 9U rack mountable, Electronically commutated centrifugal evaporator fan , High Pressure & Low Pressure protection , Washable filter with 80% efficiency down to 20 micron , Hydrophilic evaporator coil, ON/OFF switch at indoor unit for emergency purpose. | 12 | Each Month |
| 4 | (3) Rack is 42 U 19'' mounting type with 2100 (Height) x 800 (Width) x 1000 (Depth) with safe load carrying capacity of 1400 Kg on enclosure frame and 1000 Kg on 19'' mounting angles (4) Front Glass door for complete 42U height visibility and rear plane door with stiffener for strength. (5) Cable entry provision from top & bottom both side of rack. (6) Cut outs with rubber grommet on top and bottom cover of rack for cable entry. (7) Vertical Cable manager on both LHS & RHS on rear side. (8)Thermally insulated cold aisle chamber. (9)Blanking panels to prevent air mixing. (10) LED light to be provided on each rack. | ||
| 5 | (11) Safety & Security ( IP based Biometric Based Access Control) :- The system deployed will be rack based access control system based on Biometric Technology. The front rack doors will be provided with magnetic locks, and will operate on fail-safe principle through Biometric access control system. Rear doors will be operated through mechanical lock & key mechanism. (12) Rodent Repellent System:- Racks to be covered with rodent repellent system (13) Fire Alarm and Fire Suppression System Automatic fire detection & Novec1230 based Fire Suppression as per NFPA 2001 Guideline with 3U rack mountable kit. (14) Monitoring : Detailed Monitoring & Diagnostics through Rack Data Unit ,1U rack mountable , with redundant power supplies & capable of single window monitoring of all the environmental parameters through a single window dashboard over ethernet. (15) Electrical System (POD Device): 19" rack mountable Power Output Device with essential breakers to be mounted in the rack. It should consume 3U space of rack height. Note :- Total No. of Smart Rack:- 3 No. ( Each Smart Rack Contains 2Nos. (01 Working + 01 Stand by PAC unit) ) Serial No. Machine 01:- 202308SMC0070 Serial No. Machine 02:- 202308SMC0070 Serial No. Machine 03:-202308SMC0070 |
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