Five Advantages Of Products
- High standard PPO diffusers and Stainless steel volutes
- Overall floating structure reduces starting torque requirements and the effects of sand in water
- Higher efficiency and better abrasion resistance
- AISI304 pump and motor casing
- AISI316 Shaft and coupling
Product Details
4" ST Series Stainless steel deep well borehole water pump
Opertating conditions:
Minimum well diameter: 4 inches
Maximum fluid temperature: 35 oC
Maximum sand content: 0.25%
Maximum immersion: 30m
Specifications
Rewindable motor / fully enclosed shielding motor
1 Phase: 220V-240V/50Hz
3 Phase: 380V-415V/50Hz
Dimension and curve according to NEMA Standard
Curve Tolerance accord with ISO9906
Options on requests
Special material components
Start con trol box or automatic digtal control box
50 or 60Hz
Single phase motor with built-in capacitor
Application:
Water supply
Sprinkler irrigation
Pressure boosting
Fire-fighting
Components Material
Pump external casing: AISI 304SS/AISI 316SS
Delivery casing: AISI 304SS/AISI 316SS
Suction lantern:AISI 304SS/AISI 316SS
Diffuser:AISI 304SS/AISI 316SS
Impeller: PALSTIC PPO/ POM
Shaft:AISI 316SS/AISI 304SS
Shaft coupling:AISI 316SS/AISI 304SS
Wear ring:Rubber
Moter External Casing:AISI304SS
Top chock:Cast-Cu ASTMC85500/AISI 304SS/Cast-iron ASTM NO.30
Bottom support:AISI 304 SS
Mechanical seal:Special seal for Deep well(Graphite-Ceramic/TC)
Shaft:AISI 304 SS
Seal lubricant oil:Oil for food machinery and pharmaceutic use.
Bearing: Angelo contact bearings
Model power(kw) max flow(m3/h) max head(m)
4ST6-7 0.75 6 32
4ST6-10 1.1 6 36
4ST6-14 1.5 6 56
4ST6-20 2.2 6 77
4ST6-27 3 6 104
4ST6-34 3.7 6 129
4ST6-36 4 6 140
4ST6-49 5.5 6 190
4ST12-7 1.5 12 21
4ST12-10 2.2 12 32
4ST12-14 3 12 45
4ST12-17 3.7 12 55
4ST12-19 4 12 64
4ST12-26 5.5 12 83
Model
4ST16-8-2.2kw 4ST16-11-3KW 4ST16-13-3.7KW 4ST16-15-4KW 4ST16-20-5.5KW
4ST4-5-0.37KW 4ST4-7-0.55KW 4ST4-90.75KW 4ST4-14-1.1KW 4ST4-18-1.5KW
4ST4-27-2.2KW 4ST4--35-3KW 4ST4-44-3.7KW 4ST4-48-4KW
ZHEJIANG DOLAY PUMP INDUSTRY CO., LTD.
Contact Person: Vivian Shine
Department: Export Department
Post: Sales manager
Telephone: +86 13867672347
Landline: 0576-86932269
Company Address: No. 189 Hengshi West Road, Hengfeng Industrial Park, Wenling, Taizhou, Zhejiang province, China.
Website: zhejiangdolay.us764.com