CALPEDA

SKU:BT 61E | 71020022000

T

Bronze

Delivery Time: For delivery lead times on this product, please contact the office.

Calpeda BT | BTP Peripheral Pumps:

Compact bronze peripheral pumps for boosting pressure in clean water and HVAC systems.

Flow: 0.06 to 6 m³/h
Head: 5 to 165 m
Power: 0.33 to 7.5 kW

Performance:
The Calpeda BT and BTP series are peripheral close-coupled electropumps constructed in bronze, making them ideal for clean water systems with high head requirements. Their compact design makes them well-suited for installations where space is limited. BTP models are capable of handling working pressures up to 16 bar and are supplied fully painted for corrosion protection.

Applications:
Ideal for handling clean, non-abrasive, and non-aggressive liquids in:

• Pressure boosting systems (subject to local regulations)

• Cooling and air-conditioning circuits

• Circulation and boiler feed systems

• Compact machinery and OEM equipment

Construction:

• BT, BTP: Bronze pump casing, lantern bracket, and casing cover

• Impeller in brass or bronze depending on model

• Shaft materials include stainless steel AISI 316

• Carbon-ceramic mechanical seal

• Compact peripheral design with high head at low flow

• Fully painted for enhanced durability

Operating Conditions:
Liquid temperature: -10 °C to +90 °C
Ambient temperature: Up to 40 °C
Total suction lift: Up to 7 m
Max working pressure: 12.5 bar (16 bar for BTP series)
Continuous duty

Motor:
2-pole induction motor, 50 Hz (n ≈ 2900 rpm)
Three-phase: 230/400 V (≤3 kW), 400/690 V (4–7.5 kW)
Single-phase: 230 V with thermal protection (BTM, BTPM models)
Insulation class F, IP54 (IP55 on request)
IE2 efficiency (single-phase) and IE3 (three-phase from 0.75 kW)
Frequency converter compatible
Built to EN 60034 and EN 60335 standards

Delivery:
Free UK mainland delivery from Pumps & Gearboxes Direct.