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Extra low pressure elements KCH 4040-C (F)

 

Application

Tap and low-mineralized water up to 1 g/l

Model A, mm B, mm C, mm D, mm Weight, kg Стоимость  
KCH 4040-C 1016.00 100.00 19.10 26.70 4.10 Под заказ
KCH 4040-F 1016.00 100.00 19.10 26.70 3.10 Под заказ

Product description

Feature Reinforced by glass fiber (-C) or tape (-T)
Membrane material Composite polyamide
Membrane type ОРМ33К
Design Spiral wound
Application Desalination of brackish water

Specification

Model Flux, GPD Rejection, % Area Spacer
m2 ft2 mm mil
KCH 4040-C 2 500 99.10 / 98.70 8.60 93.00 0.66 26.00
KCH 4040-F 2 500 99.10 / 98.70 8.60 93.00 0.66 26.00

TEST CONDITIONS: test solution of NaCl 500 mg/l, P=0,7 MPa, T=25 C , pH=7,5. Recovery - 15%

Nominal rejection is reached after 48 hours of continuous operation on test solution.

Minimal rejection of a new element after 20 minutes test on test solution.


Operating conditions and technical data for designing
Recommended operation pressure, MPa 0,6-0,9
Maximum operation pressure, MPa 4,1/2,1
Maximum pressure drop, MPa 0,1
Operation temperature, С1 4-45
рН at operation1 2-11
рН at chemical cleaning (short time operation) 2-11;1-11,5;1-12
Concentrate/permeate ratio on each element, min 5:1
Free chlorine content, mg/l max 0,1
Maximum feed flow, m3/hr 3,6
Chemical washing, T T≤45;Т≤35;Т≤25
1) During continuous work with pH over 10 the temperature must not exceed 35 C 2) Flow of each element in a batch may vary +/-15%