TR 3 - 4 HP three-phase submersible electric pump with grinder
Flow rate up to 400 l/min (24 m³/h). Head up to 34.5 m. 3 Kw (4 HP) motor.
Delivery Options
| Carrier | Description | Estimated Delivery | |
|---|---|---|---|
![]() | Mail Boxes - 2 giorni | This courier delivers within 48 hours from the moment we entrust the products to him. | Wednesday 12 November - Thursday 13 November |
![]() | Poste Italiane - 2 giorni Italia | This courier delivers within 24/48 hours from the moment we entrust them with the products. | Wednesday 12 November - Thursday 13 November |
![]() | DHL - 2 giorni Italia | This courier delivers within 24/48 hours from the moment we entrust the products to him. | Wednesday 12 November - Thursday 13 November |
![]() | One Express - 2 giorni Italia | This courier delivers within 24/72 hours from the moment we entrust them with the products. | Friday 14 November - Monday 17 November |
![]() | Poste Italiane - 3 giorni punto di ritiro | This courier delivers within 24/72 hours from the moment we entrust them with the products. | Wednesday 12 November |
![]() | Ritiro in negozio | Choose where to collect your order within 24/48 hours. | Wednesday 12 November |

Carrier: Mail Boxes - 2 giorni
Description: This courier delivers within 48 hours from the moment we entrust the products to him.
Estimated delivery:
Wednesday 12 November - Thursday 13 November

Carrier: Poste Italiane - 2 giorni Italia
Description: This courier delivers within 24/48 hours from the moment we entrust them with the products.
Estimated delivery:
Wednesday 12 November - Thursday 13 November

Carrier: DHL - 2 giorni Italia
Description: This courier delivers within 24/48 hours from the moment we entrust the products to him.
Estimated delivery:
Wednesday 12 November - Thursday 13 November

Carrier: One Express - 2 giorni Italia
Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.
Estimated delivery:
Friday 14 November - Monday 17 November

Carrier: Poste Italiane - 3 giorni punto di ritiro
Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.
Estimated delivery:
Wednesday 12 November

Carrier: Ritiro in negozio
Description: Choose where to collect your order within 24/48 hours.
Estimated delivery:
Wednesday 12 November




The three-phase grinder pump TR 3 by Pedrollo is recommended for use in the domestic and industrial sectors.
The fundamental characteristic of this pump is its construction.
The TR 3 has a pump body made of cast iron of considerable thickness and a grinder made of high-resistance tempered stainless steel which allows for the complete grinding of solid bodies and fibres contained in waste water and effluent in the domestic and civil sectors, for conveyance under pressure into the sewer system through small diameter pipes.
It must be powered by a three-phase voltage, has a horsepower of 4 HP and the temperature of the liquid to be pumped reaches up to +40 degrees centigrade.
The pump can be used up to 10 meters deep below the water level.
It has a flow rate that varies from 20 to 400 litres per minute with a head from 2 to 34.5 metres.
The TR 3 pump is supplied with a 10 metre H07 RN-F power cable.
It can be used with various coupling kits supplied by Pedrollo .
- Motor connection
- THREE-PHASE
- Power (Kw)
- 3
- Power (HP)
- 4
- Current consumption at 400V (A)
- 6.3
- Delivery mouth
- 1" 1/2
- Pump body
- Cast iron
- Impeller
- AISI 304 stainless steel
- Number of impellers
- 1
- Crankshaft
- AISI 431 stainless steel
- Check valve
- No
- Degree of protection
- IP 68
- Minimum flow rate (l./min.)
- 20
- Max. flow rate (l./min.)
- 400
- Min. head (m.)
- 2
- Max. head (m.)
- 34.5
- Cable length (m.)
- 10
- Jobs
- slightly dirty waters, drainage, drying up
- Max. liquid temperature (°C)
- +40°C
- Height (cm)
- 48.0
- Width (cm)
- 25.6
- Depth (cm)
- 32.9
- Weight (Kg)
- 53
- Warranty (years)
- 2
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Compare with Similar Products
![]() TR 3 - 4 HP three-phase submersible electric pump with grinderThis product Flow rate up to 400 l/min (24 m³/h). Head up to 34.5 m. 3 Kw (4 HP) motor. | ![]() TR 3 AP - 4 HP single-phase submersible electric pump with grinderFlow rate up to 305 l/min (18.3 m³/h). Head up to 44.5 m. 3 kW (4 HP) motor. | ![]() TR 4 - 5.5 HP three-phase submersible electric pump with grinderFlow rate up to 410 l/min (24.6 m³/h). Head up to 40 m. 4 Kw (5.5 HP) motor. | ![]() TR 5 - 6.7 HP single-phase submersible electric pump with grinderFlow rate up to 420 l/min (25.2 m³/h). Head up to 47 m. 5 kW (6.7 HP) motor. | |
|---|---|---|---|---|
| Price | Price €2,249.68 -45% €1,237.32 | Price €2,110.60 -45% €1,160.83 | Price €2,311.90 -45% €1,271.55 | Price €4,549.38 -45% €2,502.16 |
| Motor connection | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
| Power (Kw) | Power (Kw) 3 | Power (Kw) 3 | Power (Kw) 4 | Power (Kw) 5 |
| Power (HP) | Power (HP) 4 | Power (HP) 4 | Power (HP) 5.5 | Power (HP) 6.7 |
| Current consumption at 400V (A) | Current consumption at 400V (A) 6.3 | Current consumption at 400V (A) -- | Current consumption at 400V (A) 7.5 | Current consumption at 400V (A) 7.5 |
| Delivery mouth | Delivery mouth 1" 1/2 | Delivery mouth 1" 1/2 | Delivery mouth 1" 1/2 | Delivery mouth 2" |
| Pump body | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron |
| Impeller | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel |
| Number of impellers | Number of impellers 1 | Number of impellers 1 | Number of impellers 1 | Number of impellers 1 |
| Crankshaft | Crankshaft AISI 431 stainless steel | Crankshaft AISI 431 stainless steel | Crankshaft AISI 431 stainless steel | Crankshaft AISI 431 stainless steel |
| Check valve | Check valve No | Check valve No | Check valve No | Check valve No |
| Degree of protection | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 |
| Minimum flow rate (l./min.) | Minimum flow rate (l./min.) 20 | Minimum flow rate (l./min.) 20 | Minimum flow rate (l./min.) 20 | Minimum flow rate (l./min.) 20 |
| Max. flow rate (l./min.) | Max. flow rate (l./min.) 400 | Max. flow rate (l./min.) 400 | Max. flow rate (l./min.) 410 | Max. flow rate (l./min.) 410 |
| Min. head (m.) | Min. head (m.) 2 | Min. head (m.) 2 | Min. head (m.) 2 | Min. head (m.) 2 |
| Max. head (m.) | Max. head (m.) 34.5 | Max. head (m.) 34.5 | Max. head (m.) 40 | Max. head (m.) 40 |
| Cable length (m.) | Cable length (m.) 10 | Cable length (m.) -- | Cable length (m.) 10 | Cable length (m.) 10 |
| Jobs | Jobs slightly dirty waters, drainage, drying up | Jobs slightly dirty waters, drainage, drying up | Jobs slightly dirty waters, drainage, drying up | Jobs slightly dirty waters, drainage, drying up |
| Max. liquid temperature (°C) | Max. liquid temperature (°C) +40°C | Max. liquid temperature (°C) +40°C | Max. liquid temperature (°C) +40°C | Max. liquid temperature (°C) +40°C |
| Height (cm) | Height (cm) 48.0 | Height (cm) 48.0 | Height (cm) 48.0 | Height (cm) 48.0 |
| Width (cm) | Width (cm) 25.6 | Width (cm) 25.6 | Width (cm) 25.6 | Width (cm) 25.6 |
| Depth (cm) | Depth (cm) 32.9 | Depth (cm) 32.9 | Depth (cm) 32.9 | Depth (cm) 32.9 |
| Weight (Kg) | Weight (Kg) 53 | Weight (Kg) 53 | Weight (Kg) 54 | Weight (Kg) 54 |
| Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |






