Client: “TOPLINA DOOEL OHRID - MACEDONIA” Project: “Pumping water from a lake for coal mining in REK Bitola”

Project:

Production, delivery and put in operation of 1 (One) Horizontal multistage Centrifugal Pumps type: 42DMSD200-3 for pumping water from a lake for coal mining in REK Bitola.

Brief description:

Project Description:

Construction Part (Production, delivery a Pontoon with our complete installation of the 42DMSD200-3 pump on it so that water can be drained from the lake. The pontoon has dimension 7x6m and was install to the lake.

Electrotechnical Part (Production of Pump control cabinet with the following features:

Equipped with frequency converter model:

– DELTA VFD3350CP43C-00

* 355kW / 683A LD up to 120% 1min / 5min

* 315kW / 616A ND up to 160% 3sec / 25sec

* built-in PLC controller

– compact circuit breaker 630A

– ventilation equipment with a capacity of 1400m3/h and a heater.

– other electrical materials: conductors, boots

– implementation of control to maintain flow or pressure

– IP55 performance.

– Mechanical Part (Manufacturing and delivery of One new Horizontal Multistage Centrifugal Pump type 42DMSD200-3, with Installed Motor Power: 315 [kW],1450 rpm, B3,400/690V/IE2 class and total capacity of pump with following technical characteristics:

Working point number 1:

Q=200 l/s; H= 100m; N motor=315 KW with Suction height Hs=4.5 m;

Working point number 2:
Q=120-150 l/s; H=140-120 m; N motor=250 KW with Suction height Hs=4.5 m;

Realized activities:

A Complete Project for Pumping Water from the Lake has been implemented to enable coal mining for the needs of REK Bitola, with the construction of a new Horizontal Multistage Centrifugal pump 42DMSD200-3, electrical part and pontoon on which the pump will be installed.