Tenders Are Invited For Delivery Of Sn Engines To The Pump Complexes Of The Main Drainage Of The Wieliczka Salt Mine.

The Subject Of The Order Is The Purchase, Delivery, Assembly At The Destination, Starting Works - Two Pieces Of Factory New Power Units (Electric Motors) With 400Kw And 3Kv Nominal Voltage Designed For Use In Underground Mine Excavations In The A Methane Hazards, Hereinafter Referred To As The Subject Of The Order 3.2. Drive Units Should Be Characterized By The Following Parameters: A) Housing With A Degree Of Protection Min Ip 54, B) Welded Fuselage) Connection Box With The Possibility Of Changing The Position (Change Of The Direction Of The Supply Cable Inlet) D) Air Cooling, E) Power 400 Kw, F) Voltage 3,000V, G) For Work In The It Network, H) Equipped With Reserved Thermal Protection Type Ptc Nc In Bearing Windings And Nodes, I) Wrapping Vibration Sensor) Equipped With Thermometric Resistors For The Control Of Bearing And Windings Temperature, K) Protective Devices Should Be In A Separate Connection Box L) Directly). The Main Drainage Pump Drive, Therefore, The Paws Should Have A Spacing Of 1060X970mm, The Current Height Of The Embankment From The Pedestal Is 520Mm. (In The Case Of Other Paw Spacing And Height, A Solution Must Be Provided For Installation In The Existing Pump Assembly) M) To Enable Transport To The Building, The Total Width Of The Power Units May Not Exceed 970 Mm, The Height May Not Exceed 1,600 Mm, While The Length Of The Largest Element May Not Exceed 1,800 Mm, The Weight Of One Element Cannot Be Equipped With 1800Kgn). Dedicated External Temperature Monitoring System3.3. In Addition, Power Units Should: A) Have Admission To Use In Mining Plants, By Way Of A Decision Issued By The President Of The Mining Office, In Accordance With The Requirements Of Art. 113 Of The Act Of June 9, 2011 Geological And Mining Law, B) Be Intended For Use In Excavations In The Methane Fields Of Underground Mining Plants Included In The Excavations Of Methane, With The Degree Of A Of The Danger Of Methane Explosion, If The Methane Accumulation In The Air Greater Than 0.5% Is Excluded (§ 271 Point 1 Of The Regulation Of The Minister Of Energy Of 23 November 2016 In Requirements For Conducting The Movement Of Underground Mining Plants), C) Have A Declaration Regarding The Meeting Of Technical Requirements By Compliance With The Requirements Of The Regulation Of The Council Of Ministers Of 30 April 2004 On The Admission Of Products For Use In Underground Mining Plants, D) Have Technical And Movement Documentation (Dtr)