KSB LevelControl Basic 2, Booklet

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Pump Switchgear / Control Systems
LevelControl Control Units
7
LevelControl Basic 2
4041.5/12-EN
Technical data
The control unit is selected on the basis of the nominal current of the pump. Higher currents and power ratings are available
on request.
The standard variant of LevelControl Basic 2 is not suitable for use in IT mains. Variants for IT mains are available on request.
For the following special voltages (3~ only) LevelControl Basic 2 can be configured via KSB EasySelect:
▪ 208 V, 220 V, 230 V, 380 V, 415 V, 440 V, 460 V, 480 V, 500 V
Technical data
Characteristic Value
Type Basic Compact (BC) Type Basic Control Cabinet (BS)
Nominal operating voltage U [V AC] 3~400: +10 %-15 %
1~230: +10 %-15 %
Mains frequency F [Hz] 50 / 60 Hz ± 2 %
Nominal insulation voltage U [V AC] 500
Nominal current per motor I [A] 1 to max. 10 1 to max. 63
Rated power per motor P [kW] DOL starting:
up to max. 4
DOL starting / star-delta starting:
0.35 to 30
Enclosure IP54
Material Plastic (polycarbonate)
Colour: RAL 7035, light grey
Sheet steel
Colour: RAL 7035, light grey
Operating temperature T [°C] -10 to +50
Bearing temperature T [°C] -10 to +70
Technical specifications for sensors
4 float switches / digital level switches, 12 - 25.2 V DC
or 230 V AC
For ATEX with float switches:
▪
ATEX-compliant versions in BS housing
▪ Single-pump station: 2 intrinsic safety barriers, type Stahl
9002/13-280-093-001
▪ Dual-pump station: 3 intrinsic safety barriers, type Stahl
9002/13-280-093-001
For ATEX with digital level switches (selected via KSB
EasySelect):
▪ ATEX-compliant versions in BS housing
▪ Single-pump station: incl. 3 intrinsic safety barriers, type
Stahl 9002/13-280-093-001
▪
Dual-pump station: incl. 4 intrinsic safety barriers, type
Stahl 9002/13-280-093-001
4 - 20 mA
▪
2-wire connection and 3-wire connection
▪ Input resistance ≤ 300 Ω
▪
ATEX-compliant versions in BS housing
▪ For ATEX-compliant version incl. 1 intrinsic safety barrier,
type Stahl 9002/13-280-110-001
Integrated pneumatic pressure sensor
▪ For open pressure bell or closed pressure bell
▪
Up to 3 metres of water
▪ Optional: up to 10 metres of water
Integrated pressure sensor with compressor for bubbler
control
▪ For open pressure bell
▪
Compressor up to 2 metres of water
▪ Optional: up to 3 metres of water
Motor protection sensors
▪
Maximum of two (thermal circuit breaker) bimetal
switches for each pump, 24 V, motor monitoring
▪ From 5.5 kW star-delta starting: PTC thermistor for motor
monitoring for each pump (optionally available for
< 5.5 kW)
4)
▪ Max. one leakage monitor for each Amarex / Amarex N /
Amarex KRT pump
Process inputs
▪ 1 external alarm input, 24 V
▪
1 remote acknowledgement, 24 V
Process outputs
▪ 1 volt-free signalling output changeover contact (250 V,
1 A, NO/NC contact)
▪ 1 signalling output (12.6 to 13.2 V, max. 200 mA), e.g. for
connecting a horn, alarm combination or alarm strobe
light (12 V)
Rechargeable battery
Connection for rechargeable battery, for mains-independent
power supply of:
▪ Electronics
▪ Sensors
▪ Alarm equipment
4
Not for installation variants R and S