NCE EL
Energy saving circulating pumps for solar systems with frequency converter
SCOPE
0.1 / 4.2
m³/h
PREVALENCE
0.2 / 6.8
m
POWER
0.003 / 0.056
kW
Execution
Energy saving variable speed circulating pump driven by a permanent magnet synchronous motor (pm) controlled by on board inverter.
Applications
Solar thermal systems.
Operating conditions
Liquid temperature from +2 °C to +110 °C
Ambient temperature from 0 °C to +40 °C
Maximum permissible working pressure: 10 bar
Storage: -20°C/+70°C max. relative humidity 95% at 40 °C
Certifications: in conformity with CE requirements
Sound pressure ≤ 43 dB (A).
Minimum suction pressure: 0.3 bar at 50 °C, 1.0 bar at 95 °C, 1.5 bar at 110 °C
Maximum glycol quantity: 40%
EMC according to: EN 55014-1, EN 61000-3-2, EN 55014-2
Connections: threaded ports ISO 228: G 1, G 1 1/2, G 2
Minimun power: 3 W.
Motor
Synchronous motor with permanent magnet.
- Motor: variable speed
- Standard voltage: single-phase 230 V (-10%;+6%)
- Frequency: 50/60 Hz
- Protection: IP 44
- Insulation class: H
- Class II appliance
- Overload protection (integrated).
1) automatic protection with electronic rotor release
2) Overload thermal protector
- Cable: phases and neutral.
Constructed in accordance with EN 60335-1, EN 60335-2-51.
Case History
Case History
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