The PU-G Series offers a complete pump control solution for submersible motor applications, ensuring smooth operation, enhanced equipment safety, and optimum system reliability.
Suitable for a wide range of pumping installations, the controllers are designed to minimize downtime, simplify operation, and safeguard valuable pumping assets against electrical disturbances.
| Parameter | PU-G6 DOL | PU-G10 | PU-G20 |
|---|---|---|---|
| General Rating | |||
| Motor Capacity | Up to 6 HP | Up to 10 HP | Up to 15 HP/20 HP |
| Operating Voltage | 360 V, 415 V, 3Ø | 360 V, 415 V, 3Ø | 415 V, 3Ø |
| Insulation Voltage | 690 V | 690 V | 690 V |
| Rated Impulse Withstand Voltage | 8 kV | 8 kV | 8 kV |
| HV withstand Capacity (for 60 Sec) | 2 kV | 2 kV | 2 kV |
| Contactor Type | PK1 (Wide Band) | PU2 | PU2 |
| AC3 Rating | 15 A / 22A | 16A / 55A | 16A / 55A |
| Performance | |||
| Electrical Endurance | 1 Million Operations | 1 Million Operations | 1 Million Operations |
| Mechanical Endurance | 10 Million Operations | 10 Million Operations | 10 Million Operations |
| Coil Specification | |||
| Coil Voltage | 360 V-W (200V-400V) | 360 V, 415 V | 360 V, 440 V |
| Pick-up Voltage | 60% - 110% of Uc | 50% - 110% of Uc | 50% - 110% of Uc |
| Drop-off Voltage | 20% - 50% of Uc | 25% - 35% of Uc | 25% - 35% of Uc |
| Relay Configuration | |||
| Relay Type (Overload Relay) | PK1 | PU2 | PU2 |
| Relay Range | (4-6.5), (6-10), (9-14) A | (4-6.5), (6-10), (9-14), (13-22) A | (9-14), (13-22) A |
| Mounting | Direct | Direct | Direct |
| Construction Compliance | |||
| Ambient Compensation | Yes | Yes | Yes |
| Terminal Capacity | 10 sq.mm with Lug | 16 sq.mm with Lug | 16 sq.mm with Lug |
| Enclosure | SS Deep Draw Powder Coated | SS Deep Draw Powder Coated | SS Deep Draw Powder Coated |
| Protection | IP54 | IP54 | IP54 |
| Measurement Offered | Ammeter (0-30 A) / Voltmeter (0-500 V) | Ammeter (0-60 A) / Voltmeter (0-500 V) | Ammeter (0-60 A) / Voltmeter (0-500 V) / With Selector Switch |
| Additional Protection | Single Phasing, Phase Revesal, / Phase unbalance (55 ± 5 V) | Single Phasing, Phase Revesal, / Phase unbalance (55 ± 5 V) | Single Phasing, Phase Revesal, / Phase unbalance (55 ± 5 V) |
| Protection Device (Electronic) | SPPR Type Sz5 | SPPR Type Sz5 | SPPR Type SDz5 (360 V, 415 V) |
| Indicating Lamps | Supply ON | Pump ON | Supply ON | Pump ON | Supply ON | Pump ON |
| Indicating Lamp Type | LED (415 V) | LED (415 V) | LED (415 V) |
| In-built Star-Delta Timer | - | - | 3 to 30 sec |
| Standard | IS / IEC 60947-4-1 | IS / IEC 60947-4-1 | IS / IEC 60947-4-1 |
| Operating Conditions | |||
| Rated Service Temperature | -5°C to 55°C | -5°C to 55°C | -5°C to 55°C |
| Starts / hour | 30 Operations | 30 Operations | 30 Operations |
| Back-up Operation | Type 2 with HF Fuses | Type 2 with HF Fuses | Type 2 with HF Fuses |
| Power Wiring | 2.5 sq.mm. | 4 sq.mm. | 4 sq.mm. |
| Control Wiring | 1 sq.mm. | 1 sq.mm. | 1 sq.mm. |
| Dry-run protection unit Connection | Yes | Yes | Yes |
