# Grundfos 99030128 SL1.30.A30.75.EX.4.61R.C Mechanical Seal Kit for Submersible Wastewater Pump - MROSupply.com

***Grundfos 99030128 SL1.30.A30.75.EX.4.61R.C mechanical seal kit for SL1 submersible wastewater pump with S-Tube impeller. Primary shaft seal features SiC/SiC faces for 5.5 kW (7.4 HP) 230/460V three-phase 1750 RPM explosion-proof pump. Includes seals and gaskets for cast iron housing, ANSI flanged DN 100 inlet and DN 80 outlet, IP68 enclosure, and thermal switch motor protection. For use with pumps handling up to 52.8 L/s flow and 20.7 m head.***



## Product details:

- Catalog number: 99030128
- SKU: 6426232
- Price: ***$11,462.22*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Grundfos](https://www.mrosupply.com/brands/grundfos/)
- Category: 
    - [Sewage Ejector Pumps](htts://www.mrosupply.com/pumps/sump-sewage-utility-pumps/sewage-pumps/sewage-ejector-pumps/)
    - [Sewage Pumps](htts://www.mrosupply.com/pumps/sump-sewage-utility-pumps/sewage-pumps/)
    - [Sump, Sewage & Utility Pumps](htts://www.mrosupply.com/pumps/sump-sewage-utility-pumps/)
    - [Pumps](htts://www.mrosupply.com/pumps/)
- Unit of measure: each
- Returns: Yes


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Approvals: CSA, FM
  

  
- Auto-coupling: 97626239
  

  
- Built-in motor protection: THERMAL SWITCH
  

  
- Cable type: SEOOW 600V
  

  
- Control box: not included
  

  
- Cooling jacket: without cooling jacket
  

  
- Cos phi - p.f. at 1/2 load: 0.77
  

  
- Cos phi - p.f. at 3/4 load: 0.84
  

  
- Cos phi - power factor: 0.87
  

  
- Curve tolerance: 2017 3B2
  

  
- Density: 998.2 kg/m³
  

  
- Enclosure class (IEC 34-5): IP68
  

  
- Explosion proof: Yes
  

  
- Flange standard: ANSI
  

  
- Frame range: C
  

  
- Impeller: Cast iron
  

  
- Inst dry/wet: SUBMERGED
  

  
- Insulation class (IEC 85): H
  

  
- Length of power cable: 15 m
  

  
- Liquid temperature range (°C): 10 - 40
  

  
- Mains frequency: 60 Hz
  

  
- Max starts per hour: 20
  

  
- Maximum flow: 52.8 l/s
  

  
- Maximum head: 20.7 m
  

  
- Maximum installation depth: 20 m
  

  
- Maximum operating pressure (bar): 6
  

  
- Maximum particle size: 80 mm
  

  
- Moisture sensor: with moisture sensors
  

  
- Motor: EN-GJL-250
  

  
- Motor efficiency at 1/2 load: 89.2 %
  

  
- Motor efficiency at 3/4 load: 89.65 %
  

  
- Motor efficiency at full load: 88.9 %
  

  
- Number of poles: 4
  

  
- Power input - P1: 6.4 kW
  

  
- Pressure rating: PN 10
  

  
- Primary shaft seal: SIC/SIC
  

  
- Product name: SL1.30.A30 .75.EX.4.61R.C
  

  
- Product no: 99030128
  

  
- Pump housing: Cast iron
  

  
- Range of ambient temperature (°C): -20 - 40
  

  
- Rated current: 19.2/10.1 A
  

  
- Rated power - P2: 5.5 kW
  

  
- Rated speed: 1750 RPM
  

  
- Rated voltage: 3 x 230/460V V
  

  
- Size of inlet connection: DN 100
  

  
- Size of outlet connection: DN 80
  

  
- Start method: star/delta
  

  
- Starting current: 120 A
  

  
- Type of impeller: S-TUBE
  

  
- Type of inlet connection: ANSI
  

  
- Type of outlet connection: ANSI
  

  
- Voltage tolerance: +10/-10 %
  

  
- Water-in-oil sensor: without water-in-oil sensor
  


## Product's reviews:
- Great service - Ordered a Grundfos well pump for my community. Communication via email very good and shipping time for the order was well under my expectations. I'm happy and will be back for other support items for the water operations.
- Excellent - Exactly as described, shipped and received faster than expected.
- Awesome company - They are super helpful and we’re the only company that had the pump that I needed to my water in my house running again!
- Great customer experience - The product was exactly as expected, but the level of customer service is what sets MRO apart. There was a delay with the shipping and they kept me informed every step of the way and provided options if the delay would not work for my situation. Great job!