Page 1
Submersible Motor Pump Ama-Drainer N 301/302/303 60 Hz Installation/Operating Manual...
Page 2
Legal information/Copyright Installation/Operating Manual Ama-Drainer N 301/302/303 Original operating manual KSB Aktiengesellschaft All rights reserved. Contents provided herein must neither be distributed, copied, reproduced, edited or processed for any other purpose, nor otherwise transmitted, published or made available to a third party without KSB´s express written consent.
Fitting the swing check valve and socket (if supplied unfitted) ....14 Adjusting the cut-in level control ..............15 Piping ......................16 Installing the pump set ................. 16 Connection to power supply ................ 16 Commissioning/Start-up/Shutdown ..........17 Start-up/shutdown ..................17 Ama-Drainer N 301/302/303 3 of 24...
Page 4
Dismantling/reassembling the pump set ............. 18 Recommended spare parts stock ..............19 Trouble-shooting ................20 Related Documents ................21 Exploded view and list of components ............21 EC Declaration of Conformity ............22 Index ....................23 Ama-Drainer N 301/302/303 4 of 24...
The part of the pump in which the kinetic discharged from households, industrial and energy is converted into pressure energy other businesses as well as surface water. Pump Machine without drive, additional components or accessories Ama-Drainer N 301/302/303 5 of 24...
The order number and order item number uniquely identify the pump (set) and serve as identification for all further business processes. In the event of damage, contact your nearest KSB service centre immediately to maintain the right to claim under warranty. 1.2 Symbols...
▪ Do not operate the pump (set) in partially assembled condition. ▪ Only use the pump to handle the fluids described in the data sheet or product literature of the pump model. ▪ Never operate the pump without the fluid handled. Ama-Drainer N 301/302/303 7 of 24...
In addition to the safety information contained in this manual and the intended use, the following safety regulations shall be complied with: ▪ Accident prevention, health and safety regulations ▪ Explosion protection regulations ▪ Safety regulations for handling hazardous substances ▪ Applicable standards and laws Ama-Drainer N 301/302/303 8 of 24...
The warranty relating to the operating reliability and safety of the supplied pump (set) is only valid if the equipment is used in accordance with its intended use. (⇨ Section 2.3 Page 7) Ama-Drainer N 301/302/303 9 of 24...
1. On transfer of goods, check each packaging unit for damage. 2. In the event of in-transit damage, assess the exact damage, document it and notify KSB or the supplying dealer (as applicable) and the insurer about the damage in writing immediately.
Table 3: Particle size for slightly contaminated waste water Type series Max. particle size [mm] Ama-Drainer N 301/302/303 Variant C Suitable for handling the above fluids and, in addition: ▪ Sea water 4.2 Designation Example: Ama-Drainer N 302 SE / NE / C...
The pump is designed with an axial fluid inlet and an outlet parallel to the axis, pointing upwards. The hydraulic system runs in common bearings and is connected to the motor by a shaft coupling. Ama-Drainer N 301/302/303 12 of 24...
▪ Pump set ▪ Non-return valve ▪ Connection socket with internal thread ▪ Locking disc for float ▪ Cable (3 metres or 10 metres) Special accessories Further (special) accessories can be ordered through your distributor. Ama-Drainer N 301/302/303 13 of 24...
▪ The above safety instructions have been complied with. 5.3 Fitting the swing check valve and socket (if supplied unfitted) Fig. 3: Fitting the swing check valve and socket Discharge nozzle Socket 1 1/4" Swing check valve Ama-Drainer N 301/302/303 14 of 24...
5.4 Adjusting the cut-in level control Fig. 4: Cut-in / cut-out levels Table 5: Limits of the float levels Type series b min b max Ama-Drainer N 301 SE ~ 70 mm ~ 295 mm Ama-Drainer N 302 SE ~ 110 mm ~ 315 mm...
Cut-in level Cut-out level Table 6: Recommended installation dimensions Type series [mm] [mm] Ama-Drainer N 301 400 x 400 Ama-Drainer N 302/303 400 x 400 1. For transporting and lifting the pump observe the following notes. (⇨ Section 3.2 Page 10) 2.
The pump's automatic control system will cut in when level "A" is reached and will cut out when level "B" is reached. 6.2 Operating limits Table 7: Operating limits Characteristic Ama-Drainer N 301 Ama-Drainer N 302 Ama-Drainer N 303 Head 6.5 m max.
The pump will be automatically drained when it is taken out of the fluid handled. 7.4 Dismantling/reassembling the pump set 7.4.1 General information/Safety regulations Dismantling/reassembly work must be effected by authorised specialist personnel only. Ama-Drainer N 301/302/303 18 of 24...
7 Servicing/Maintenance NOTE All maintenance, service and installation work can be carried out by KSB Service or authorised workshops. Find your contact in the attached "Addresses" booklet or on the Internet at "www.ksb.com/contact". 7.5 Recommended spare parts stock It is not necessary to keep spare parts on stock.
Check the electrical installation. Pump pressure must be released before attempting to remedy faults on parts which are subjected to pressure. Disconnect the pump from the power supply and allow it to cool down. Ama-Drainer N 301/302/303 20 of 24...
Fig. 7: Exploded view Table 9: List of components Part No. Description Pump casing Discharge casing Impeller Locking disc for float Handle Swing check valve and inspection hole 79-1.1 Automatic switch (external) Motor Cable Ama-Drainer N 301/302/303 21 of 24...
128, rue Carnot, 59320 Sequedin/Lille (France) The manufacturer herewith declares that the product: Ama-Drainer N 301/302/303/358 Series code: S 1001 - S 1452 ▪ is in conformity with the provisions of the following Directives as amended from time to time: –...
Need help?
Do you have a question about the Ama-Drainer N 301 and is the answer not in the manual?
Questions and answers