20 Persons Wastewater Treatment Plant

20 Persons Wastewater Treatment Plant General

1. Purpose

The wastewater treatment plant is applicable to treat the sewage and the grey water from the toilet, to meet the standard of IMO. MEPC159（55), and discharge the effluent overboard.

2. Working Condition

2.1 Environment Condition

2.1.1 Working Environment Temperature:0℃～+50℃

2.1.2 Environment Relative Humidity: ≤90%

2.2 Voltage: AC380V/50Hz/3φ

20 Persons Wastewater Treatment Plant Composition and specifications

1. Composition

The device consists of main components as follows:

No.	Name	Unit	Qty.	Remarks
1	Main body（buffer tank, sequence tank）	Set	1	Q235-A
2	Cutting pump（50CPW0.5-10B）	Set	1
3	Air pump(CYBW-20 )	Set	1
4	Discharge pump (CLH40-32-2(Z)A)	Set	1
5	Dosing pump(DL7-5)	Set	1
6	Membrane assembly(6040W)	Set	1
7	UV-sterilizer(JX-0.5UV)	Set	1
8	Electric control box	Set	1
9	Motor two-way ball valve(C800-40BF)	Pc	1
10	Flowmeter(Z-6016)	Pcs	2
11	Level switch	Pcs	2
12	Pressure gauge(YC60 0～0.6MPa)	Pcs	3

2. Specifications

(1) Model: WCMBR-20(U)

(2) Usage of person: Rated usage of person: 20P

(3) Treatment capacity: Average:1540L/d

(4) Effluent quality:

BOD5≯25mg/L

TSS≯35mg/L

Coliform≯100MPN/100ml

COD≯125 mg/L

PH=6～8.5

Residual chlorine＜0.5mg/l

(5) Effluent pressure: 0.10MPa

(6) Compressed air (provided by the client): 0.1～0.3MPa,0.2m³/h.

(7) Membrane flush water: Fresh water, Pressure: 0.1～0.3MPa.

3. Connection

3.1 Power connection: AC380V/50Hz/PH

3.2 Physical connection:（Flange standard: GB2506-2005 PN1.0）

⑴ Sewage inlet DN100

⑵ Vent DN65

⑶ Effluent outlet DN32

⑷ Flush water inlet DN40

⑸ Overflow DN40

⑹ Membrane flush water inlet DN25

⑺ Compressed air inlet 1/2”

⑻ Emergency discharge outlet DN40