Grundfos EF30.50.11.E.2.50B Submersible waste water pump 96878445
Maximum delivery head: 20.9 m | Maximum flow rate: 12.3 l/s | Media temperature range: 0 ... 40 °C | Nominal current at 3/4 charge: 2.7 A | Nominal speed: 2830 1/min
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Grundfos 96878445 Submersible waste water pump in grey cast iron EF30.50.11.E.2.50B
Product number: 96878445
EAN Number: 5700312550228
Dirty water pump with single-bladed, semi-open impeller with 30 mm free passage for pumping slightly contaminated dirty water, seepage water and surface water, also with long-fibre constituents.
Accessories
All measurement data can be evaluated and changes to the factory settings can be made via the CIU extension module as a permanent interface or the PC Tool Link as a temporary interface. |
Tech. Details
| Product information | ||
| Product information. | Type | Submersible sewage pump made of grey cast iron |
| Product number |
96878445 | |
| Product name |
EF30.50.11.E.2.50B | |
| EAN number |
5700312550228 | |
| Electrical data |
Power input P1 | 1.6 kW |
| Engine rated power P2 | 1.1 kW | |
| Mains frequency | 50 Hz | |
| Dimensioning voltage | 3 x 400-415 V | |
| Voltage tolerance | +6/-10 % | |
| Max starts per hour | 30 | |
| rated current | 3.1/3.1 A | |
| Nominal current at 3/4 charge | 2.7 A | |
| Nominal current at 1/2 charge | 2.2 A | |
| Start-up current | 21 A | |
| Current at idle | 1.9 A | |
| Cos phi - power factor | 0.81 | |
| Cos phi at 3/4 load | 0.74 | |
| Cos phi at 1/2 load | 0.63 | |
| Nominal speed | 2830 1/min | |
| Start-up moment | 11 Nm | |
| Motor stall torque | 12 Nm | |
| Torque of inertia | 0.0037 kg m² | |
| Efficiency of the engine at full load | 0.67 | |
| Efficiency of the engine at 3/4 load | 0.64 | |
| Efficiency of engine at half load | 0.57 | |
| Motorpole | 2 | |
| Power-on | Direct | |
| Protection class (according to IEC 34-5) | IP68 | |
| Heat class (IEC 85) | F | |
| Cable length | 10 m | |
| Cable type | 07RN8-F | |
| Type of cable connector | No plug | |
| Size of the operating capacitor | K.A. | |
| Ex-protection standard | K.A. | |
| Temperature protection | K.A. | |
| Installation |
Maximum ambient temperature | 40 °C |
| Max. Operating pressure | 6 bar | |
| Connection discharge nozzle | R 2 | |
| Maximum recess depth | 10 m | |
| Dry / wet installation | S | |
| Automatic clutch foot manifold | Y | |
| Technical data |
Maximum flow rate | 12.3 l/s |
| Maximum head | 20.9 m | |
| Type of impeller | Half open | |
| Maximum grain size | 30 mm | |
| Slip ring seal | SIC/SIC | |
| Max. hydraulic efficiency | 0.63 | |
| Characteristic tolerance | ISO9906:2012 3B2 | |
| Test mark on the type plate | K.A. | |
| Support medium. | Media temperature range | 0 ... 40 °C |
| Materials | Pump casing | Grey cast iron |
| Impeller | Grey cast iron | |
| Type of control | Additional inputs/outputs | Build in |
| Others | Net weight | 38 kg |
| Danish VVS No. | 391293652 | |
| Swedish RSK No. | 5885977 | |
| Fine LVI No. | 4822605 | |
| Norwegian NRF No. | K.A. | |
| Country of origin | HU | |
| Tariff No. | 84137021 | |
Properties:
Dirty and storm water with fibrous and abrasive components. |
Vertical, single-stage block unit for wet installation. With carrying handle, 10 m cable, fully automatic control and free cable end. . |
Control via integrated level sensors. The unique AUTOADAPT function switches on and off fully automatically. The AUTOADAPT pumps feature dry-running protection, motor protection, automatic pump changeover operation for up to 4 pumps, a regular test or trial run, as well as a randomly generated switch-on delay in the event of a power failure as standard. |
For use in potentially explosive atmospheres, the pump in version E has, among other things, an Ex-separating barrier built in as standard. |
The open single-channel impeller has a free passage of 30 mm. |
Double sealing system as compact cartridge seal. Oil barrier chamber filled with physiologically harmless special oil, can be checked from the outside. |
The motor has 2 sets of thermoswitches for temperature monitoring in the winding and is designed for S1 - and S3 - operation in submerged condition. |
Cable entry: via stainless steel push-in fitting, cable cast longitudinally watertight. Service-friendly stainless steel clamping band for quick separation of motor and hydraulics. |
The pump has an R 2 discharge nozzle for transportable as well as stationary use in manholes. The discharge nozzle can be mounted in two positions (rotated 180°) to the motor. Integrated, fully automatic control, due to built-in level and dry-running sensor Integrated motor protection Test run set as standard (every 72 hours) Simple and time-saving installation, due to self-adjusting start/stop logic Fully automatic calibration after each pump cycle. Also subsequent installation of up to four pumps in one shaft, without |
Worth knowing about Grundfos
Grundfos is one of the world's leading suppliers of high-efficiency pumps and the world market leader for circulators in the in heating technology. In addition to stainless steel pumps for industrial applications applications, Grundfos offers innovative pumps for building services and water management. As an authorised service partner, you will find in our profluid webshop you will find a wide selection of the extensive Grundfos range. Through excellent service, advice by telephone and fast delivery we offer a suitable (pump) solution for almost every application. solution. You too can benefit from our large selection at top prices!