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Standart membrane element KM 2540-C

 

Application

Sea and highly mineralized water up to 45 g/l

Model A, mm B, mm C, mm D, mm Weight, kg Стоимость  
KM 2540-C 1016.00 61.25 19.10 30.50 1.80 Под заказ

Product description

Membrane material Composite polyamide
Membrane type ОРМ45К
Design Spiral wound
Application Sea water desalination

Specification

Model Flux, GPD Rejection, % Area Spacer
m2 ft2 mm mil
KM 2540-C 750 99.75 / 99.40 2.60 28.00 0.71 28.00

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 4,5-6,5
Maximum operation pressure, MPa 7
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 10:1
SDI (15 minutes test), max 5
Turbidity, NTU max 1
Free chlorine content, mg/l max 0,1
Maximum feed flow, m3/hr 1,4
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 +/- 20%