Miscellaneous data
Enclosure class
Pump: IP55
Sensor: IP44
Insulation class
F
12.1 Leakage currents for CMBE TWIN
Single-phase motors
The leakage currents are measured in accordance with EN 61800-5-1:2007.
Product
Earth leakage current (AC) [mA]
CMBE (one pump running)
< 3.5 mA
CMBE TWIN (two pumps running)
≥ 5 mA
Three-phase motors
The leakage currents are measured without any load on the shaft and in accordance with EN 61800-5-1:2007.
•
3 x 380-500 V - 10 %/+ 10 %, 50/60 Hz, PE
Speed [min
-1
]
Power [kW]
Mains voltage [V]
Leakage current (AC) [mA] per pump
2900-4000
0.25 - 2.2
≤ 400
< 3.5
> 400
< 5
3 - 5.5
≤ 400
< 3.5
> 400
< 3.5
7.5 - 11
≤ 400
< 3.5
> 400
< 5
12.2 Recommended size of fuse or circuit breaker
Recommended size of fuse or circuit breaker for single-phase motors.
Motor size [kW]
Minimum [A]
Maximum [A]
0.25 - 0.75
6
10
1.1 - 1.5
10
16
You can use standard as well as quick-blow or slow-blow fuses.
12.3 Cable requirements
DANGER
Electric shock
Death or serious personal injury
‐
Comply with local regulations as to cable cross-sections.
‐
Use the recommended fuse size.
Cable cross-section
1 x 200-230 V
Power
[kW]
Cross-section
[mm
2
]
[AWG]
0.25 - 1.5
1.5 - 2.5
16-12
3 x 380-500 V
Power
[kW]
Cross-section
[mm
2
]
[AWG]
0.25 - 2.2
1.5 - 10
16-8
3.0 - 11
2.5 - 10
14-8
3 x 200-240 V
Power
[kW]
Cross-section
[mm
2
]
[AWG]
1.1 - 1.5
1.5 - 10
16-8
2.2 - 5.5
2.5 - 10
14-8
28
English (GB)
Содержание CMBE TWIN
Страница 1: ...CMBE TWIN Installation and operating instructions GRUNDFOS INSTRUCTIONS ...
Страница 2: ......
