- Bearing Wholesalers
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- Address258 Bearing Wholesalers Center Hill, Singapore 628925
- Factory Address258 Bearing Wholesalers Center Hill, Singapore 628925
- Worktime9: 00-18: 00 (بتوقيت بكين)
- Phone(Working Time)+6531591338
- Phone(Nonworking Time)+6531591338
- Fax+6531591338
Main pump
Contact NowBearing Wholesalers complete pumping systems and solutions for buildings, industry and every aspect of water use. Select your market area below and find out more about how Grundfos meets requirements for energy efficiency and resource management for your application.
In heating and air conditioning systems, water must be distributed from the supply system to the point of consumption. This is done by means of main pumps.
Larger systems can be divided into several pipe circuits with each their local pump. The main pump is the pump that distributes the total amount of water from the supply source.
Due to variations in heat demand and flow in large systems, it is recommended to use speed controlled pumps in parallel as main pumps. By using speed controlled pumps it is also possible to obtain maximum energy savings.
A maximum of three pumps plus one standby pump is recommended.
| Bearing Number | Bore Dia | Outer DIa | Width | Size |
|---|---|---|---|---|
| USA VICKERS Pump PVM063ER09ES02AAA21000000A0A | 1 pcs | Negotiable | - | - |
| Parker Piston Pump 400481004200 PV270R9K1T1NUPZK0045+PVA | 1 pcs | Negotiable | - | - |
| Parker Piston Pump 400481003321 PV270R1L1M3NYLC+PV270R1L | 1 pcs | Negotiable | - | - |
| USA VICKERS Pump PVH131R02AF30B252000001001AA010A | 1 pcs | Negotiable | - | - |
| USA VICKERS Pump PVM057MR07GE02AAB28110000A0A | 1 pcs | Negotiable | - | - |
| Rexroth Gear pump AZPF-10-008RQB20MB | 1 pcs | Negotiable | - | - |
| Henyuan Y series piston pump 63YCY14-1B | 1 pcs | Negotiable | - | - |
| USA VICKERS Pump PVH057R01AA10B252000001001AE010A | 1 pcs | Negotiable | - | - |
| Parker Piston Pump 400481004665 PV180R1K1L2NUPZ+PV180R1L | 1 pcs | Negotiable | - | - |
| Parker Piston Pump 400481004832 PV180R1F3T1VMLA+PVAC1ECS | 1 pcs | Negotiable | - | - |
| USA VICKERS Pump PVQ10-A2L-SE1S-20-CM7-12 | 1 pcs | Negotiable | - | - |
| Parker Piston Pump 400481004760 PV140R1K1T1NUPZ+PVACPPUM | 1 pcs | Negotiable | - | - |