DWT WaCS PWM Serie Instrucciones De Instalación Y Mantenimiento página 77

Voltage [VAC]
(Tol +10/-20%)
Inverter power
Phases
supply
Frequency [Hz]
Current (380V- 480V) [A]
Voltage [VAC]
Phases
Frequency [Hz]
Maximum current [A rms]
Inverter output
Minimum current [A rms]
Max. power output [kW]
Mechanical power P2
Unit weight [kg]
(excluding packaging)
Mechanical
Maximum dimensions
specifications
[mm](WxHxD)
Work position
IP protection rating
Max. ambient temperature
[°C]
Max. section of lead
accepted by input and
output terminals [mm²]
Installation
Min. diameter of cable
accepted by input and
output cable glands [mm]
Max. diameter of cable
accepted by input and
output cable glands [mm]
Pressure regulation range
Control and
[bar]
operating
hydraulic
Options
specifications
Type of pressure sensors
Pressure sensor full scale
[bar]
Sensors
Type of flow sensor
supported
Connectivity
Functions and
safety devices
Safety devices
ENGLISH
Technical specifications
PWM 407 PWM 405
380-480
50/60
20,5-16,5
0 - V alim.
0-200
7,5 CV / 5,5 kW
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73
380-480
3 3
50/60
16-12,0
0 - V alim.
3 3
0-200
15,0 11,0
2 2
8,2 6,0
5,5 CV / 4 kW
11,0
251x370x180
Any
20
50
4
11
17
1 – 95% full scale without press.
Flow sensor
Ratiometric (0-5V) / 4:20 mA
16 / 25 / 40
5 pulses [Vpp]
Serial interface
Multi inverter connection
Dry running
Current sensitivity on output phases
Temperature overload on internal electronics
Abnormal power supply voltages
Direct shorting between output phases
Fault on pressure sensor
PWM 404
380-480
3
50/60
12,5-10,0
0 - V alim.
3
0-200
9,0
2
4,5
4 CV / 3 kW