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Phase sequence
relay BA 9041, AI 941 N
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According to IEC 255, EN 60 255, VDE 0435 part 303
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Detection pof wrong phase sequence
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1 or 2 changeover contacts
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Width 45 mm.
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Asymmetry
realy BA9042,AI942
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According to IEC 255, VDE 0435 part 303
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For nominal voltage from 3 AC 230 V to 500
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Detection of
- voltage asymmetry
- wrong phase sequence
- phase failure
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Detection of feedback voltage
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BA 9042 optionally with ajdustable time delay
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Closed circuit operation
• BA 9042 LED indicators for operation and state of cantacts
• 2 LED displays for power supply and state of contact
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Width 45 mm
Standard Type: BA 9042 3 AC 400V 50/60 Hz
Article number: 0040770
stock item
- Output: 2 changeover contacts
- Nominal voltage UN: 3 AC 400
- Output: 2 changeover contacts
- Nominal voltage UN:
3 AC 400V
- Width: 45 mm
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Under voltage
realy BA9043,AA9943
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According to IEC 255, VDE 0435 part 303
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3-phase
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For nominal voltage of 3 AC 100/57 to 690/400V
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Measures arithmetic mean value
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Adiustable operate and release value
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For 3p3w or 3p4w systems
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BA 9043 optionally with adiustable time delay
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Closed circuit operation
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LED indicator for operation and state of contact
• Insensitive to hermonics
• Frequency up to 400 Hz
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Width 45 mm
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Thermistor
motor protection relay BA9038, AI938
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According to DIN VDE 0660 part 302 ( pr EN 60 947-8 )
and part 303
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1 input for PTC-resistors or bimetal contacts
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Broken wire dtdection in sensor ciruit
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Optionally with no voltage reclosing interlock
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Closed circuit operation
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1 or 2 changeover contacts
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Width 45 mm
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Current relay
BA 9053, MK 9053
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According to IEC 255, EN 60 255, VDE 0435 part 303
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to: monitor DC and AC
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Measuring ranges from 2 ma to 25 A
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BA 9053 with galvanic separated DC auxiliary supplay
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High overload possible
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Input frequency up to 5 kHz
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with time delay, up to max. 100 sec
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BA 9053 optionally with 3 current ranges 0,1 to 25A
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BA 9053 optionally with safe separation to IEC/EN 61 140
IEC/EN 60 947-1
• BA 9053 as option with start - up delay
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BA 9053 as option with manual reset
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MK 9053N optionally with remote potentiometer
• LED
indicators for operation and contact position
• Width KK 9053N: 22,5 mm
Width BA 9053:
45 mm
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Voltage relay
BA 9054, MK 9054
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According to IEC/EN 60 255, DIN VDE 0435-303
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to: monitor DC and AC Voltage
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Measuring ranges from 15 mV to 500 V
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High overload possible
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Input frequency up to 5 kHz
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with time delay
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LED indicators for operation and contact position
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BA 9054 optionally with galvenic separated DC auxiliary supply
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MR 9054 optionally with remote potentiometer
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BA 9054 as option with start-up delay
• BA 9054 as option with manual reset
• Width MK 9054N: 22,5 mm
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Width BA 9054 45 mm
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Phase monitor
BD 9080
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According to IEC/EN 60 255, DIN VDE 0435-303
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Monitoring of
- Under - and overvoltage
- Asymmetry
- Phase sequence
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Release time adjustable between 0,1 ... 5 s
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One LED in each case for
- Auxliiary voltage A1/A2
- Overvoltage Umax
- Undervoltage Umax
- Asymmetry / Phase sequence / Power failure
- Contact position
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Closed circuit operation
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Available opencircuit operation
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2 changeover contacts
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Width 45 mm
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Latching relay
AD 8851
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According to IEC/EN 61 810-1
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Manual operation possible
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Contact position indication via control lever
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max. 4 NC contacts, 4 NO contacts
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Width 45 mm
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Insulation
monitor IL 5881, SL 5881 varmeter
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According to IEC/EN 61 557
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For DC voltage systems up to 12 ... 280V
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Wide voltage range of measuring input UNDC 12 .... 280V
( on request DC 24 ... 500V with
separate auxiliary supply
Measuring range 20 ... 500 kΩ )
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Adjustable tripping value RAL of 5 ... 200 kΩ
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Selective ground fault indication for L+ and L- allows fast fault
fitding
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Without auxiliary supply
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De-energised on trip
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2 changeover contacts
• Automatic manual reset, programmable
• With test and resent buttons
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Connection for external test and resent button possible
• galvanic
separated AC or DC auxiliary supplay available as option
• adjustable time delay as option
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2 models available:
IL
5881: 61 mm deep with terminals to the
bottom to be
mounted in consumer units or industrial distribution
systems according to DIN 43 880
SL 5881: 98 mm deep with terminals
near to the top to be
mounted in cabinets with mounting plate and cable
ducts
• 35 mm width
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Under voltage
relay IK9171 / IL9171 SK9171, SL9171, 3-phase
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According to IEC/EN 60 225, DIN VDE 0435-303
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Devices available in 2 enclosure versions:
I-model: depth 59 mm, with terminals at the bottom for
Installation systems and industrial distribution
systems according to DIN 43 880
S-model: depth 98 mm, with terminals at the top for cabinets
with mounting plate and cable duct
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Monitoring of undervoltage in 3-phase system
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Also for single phase
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Without auxiliary supply
• Optionally for 3p 3w systems
• Independent of phase sequence
• 1 or 2
changeover contacts
• Optionlly
fixed or settable response value
• As option with phase sequence detection
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optionally with or without N
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Optionally with off-delay t1
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Optionally with on-delay t2
• Width:
• IK
9171, SK 9171 : 17,5 mm
• IL
9171, SL
9171
: 35 mm
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