Tenders Are Invited For Retrofitting Existing Pumps In The Swimming Pool Water Treatment System With Inverters

1. The Subject Of The Order Is To Retrofit Existing Pumps In The Swimming Pool Water Treatment System With Inverters At The Trzy Fale Water Park At Ul. Grunwaldzka 8A In Słupsk (76-200). The Subject Of The Order Includes The Provision Of All Services Necessary To Perform The Subject Of The Contract In Accordance With Its Purpose And Essence, Including In Particular The Delivery Of Inverters And The Necessary Equipment, Their Assembly, Delivery And Uploading Of Appropriate Software, Configuration Of The Subject Of The Order With The Existing Installation, Commissioning, In Accordance With The Conditions Specified In The Tor And Its Annexes. 2. As Part Of The Subject Of The Order, The Contractor Will Retrofit The Three Existing Pump Waves Between The Overflow Tanks And The Filters In The Water Park Facility With Inverters That Will Be Controlled From The Pool Technology Circuit Cabinets. Frequency Converters Should Be Provided For Each Circulation Pump Separately. Use Frequency Converters Adapted To The Power Of Circulation Pumps And Equip Them With An External Operating Mode Switching System (3 Pre-Programmed Frequencies To Choose From) And The Ability To Switch The Pump To Direct Mode Bypassing The Frequency Converter. Characteristics Of Frequency Converters: - Dedicated To Pump Or Fan Applications With Resistance Allowing Operation In Sub-Basin Conditions Without An Additional Housing (Cabinet) - Mounting Directly On The Engine Or On The Wall - Scalar U/F Control - Counter Input - Port Rs485, Modbus Rtu, Ascii Protocols - 4 Digital Inputs, 2 Relay Outputs, 1 Analog Input 0-10V, 0/4-20Ma - Built-In Pid Controller - Multispeed Function - Up To 15 Speed Settings - Built-In Led Display - Reinforced Housing, Ip67 Required Number Of Frequency Converters Depending On The Power And Voltage Characteristics - 7.0Kw/400V/50Hz - Pieces 8-5.5Kw/400V/50Hz - Pieces 4- 3.7Kw/400V/50Hz - Pieces 8 Along With The Installation Of The Inverters, The Software Of The Pool Technology Cabinets Should Be Changed And The Electricity Reading System Should Be Installed.