PEDROLLO PQA Peripheral Impeller Pumps with a PPS Pump Body User Guide

July 20, 2024
pedrollo

PQA    Peripheral impeller pumps with a PPS pump body

Clean water    Industrial use

INSTALLATION AND USE

The PQA electric pumps are designed to transfer clean water free from abrasive particles and non-corrosive liquids that do not harm the pump’s components. Made from PPS with a brass impeller front cover, ensuring protection against rust and oxidation, they are suited for various industrial applications, such as cooling, air conditioning, and ironing systems.

APPLICATION LIMITS
  • Manometric suction head up to 8 m
  • Liquid temperature between -10 °C and +90 °C
  • Ambient temperature between -10 °C and +40 °C ( +50 °C for PQA 60)
  • Maximum working pressure 10 bar
AVAILABLE UPON REQUEST

※ Mechanical seal options available
※ Shaft in AISI 316 stainless steel – EN 10088-3 – 1.4401
※ Protection rating IP X5 for PQA 70-90
※ Different voltage requirements 60 Hz frequency

PATENTS – TRADE MARKS – MODELS
  • Motor bracket: Patent No. IT1243605
  • Shaft: Patent No. 0000275945 (PQA 50)
CURVES AND PERFORMANCE DATA – HS=0 m

50 Hz

ABSORPTION

TYPE|

VOLTAGE

---|---
Single-ph.|

230 V

PQAm 60|

2.3 A

PQAm 70|

6.2 A

PQAm 90|

5.6 A

TYPE|

VOLTAGE

---|---
Three-ph.|

230 V –

|

400 V –

PQA 60|

2.0 A

|

1.15 A

PQA 70|

4.2 A

|

2.4 A

PQA 90|

4.2 A

|

2.4 A

TYPE

| POWER (P2)| 1~| 3~| Q| m³/h| 0| 0.12| 0.3| 0.6| 0.9| 1.2| 1.5| 1.68| 1.8| 1.92| 2.28| 2.46|

2.7

---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---
Single-phase| Three-phase|

kW

| HP| l/min| 0| 2| 5| 10| 15| 20| 25| 28| 30| 32| 38| 41|

45

PQAm 60| PQA 60|

0.30

| 0.40| IE2| IE3| H metres| 40.5| 38| 34| 28| 22.5| 17| 11.8| 8.8| 6.9|

5

| | |
PQAm 70| PQA 70|

0.55

| 0.75| 68| 65| 61| 54| 47| 40.5| 34| 30| 27.5| 25.3| 18.1| 14.6|

10

PQAm 90| PQA 90|

0.75

| 1| 92| 86| 78| 64| 51.5| 40| 29.5| 23.4| 19.6| 16|

6

| |

Q = Flow rate  H = Total manometric head  HS = Suction height

Performance curves comply with EN ISO 9906 Grade 3B tolerance limits.


DIMENSIONS AND WEIGHT

PQA 60

PQA 70, PQA 90

TYPE

| PORTS| DIMENSIONS mm|

kg

---|---|---|---
Single-ph.| Three-ph.|

DN1

| DN2| a| d| e| f| g| h| h1| h2| h3| i| i1| m| m1| m2| n1| n2| t| w| s| 1~|

3~

PQAm 60| PQA 60|

½”

| ½”| 23| 112| 55.5| 196| 56| 145| 96| 33| 129| 72.5| 13.5| 55| 65| 8| 116| 97| 117| 53| 7| 4.6|

4.6

PQAm 70| PQA 70|

28

| 139| 79| 261| 71| 179| 116.5| 32.5| 149| 90| 80.5| 22| 134| 112| 142| 62.5| 9.6|

9.6

PQAm 90| PQA 90|

26.5

| 260| 121| 35| 156| 76| 16| 62| 9.7|

9.7

PALLET CAPACITY

TYPE

|

NO. OF PUMPS

---|---
Single-ph.| Three-ph.|
PQAm 60| PQA 60|

238

PQAm 70| PQA 70|

102

PQAm 90| PQA 90|

102


CONSTRUCTION FEATURES

1| Pump body| PPS , with ISO 228/1 threaded metal inserted in ports
---|---|---
2| Cover| Brass
3| Motor bracket| Aluminium with brass cover with front anti- locking shim function (patented)
4| Impeller| Brass, radial peripheral vane type
5| Mechanical seal| Type| Materials
ST1-12| Silicon carbide / Graphite / NBR
6| Motor shaft| Stainless steel AISI 431
7| Electric motor| PQAm : single-phase 230 V – 50 Hz with winding integrated thermal motor protection.
PQA :     three-phase 230/400 V – 50 Hz

※ Pumps are equipped with high-efficiency motors (IEC 60034-30-1)
class IE2 for single-phase models
class IE3 for three-phase models

– Continuous running duty S1
– Insulation: class F
– Protection rating: IP X4

PQA | 50 Hz

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