Measuring relays for main monitoring DOLD

• According to IEC 255, EN 60 255, VDE 0435 part 303
• For nominal voltage from 3 AC 230 V to 500 V
• Detection of
- voltage asymmetry
- wrong phase sequence
- phase failure
• Detection of feedback voltage
• BA 9042 optionally with adjustable time delay
• Closed circuit operation
• BA 9042 LED indicators for operation and state of contacts
• Width 45 mm

• According to IEC 255, EN 60 255, VDE 0435 part 303
• Recognition of
- voltage asymmetry
- phase failure
- voltage feedback
- optionally with phase sequence recognition
• Optionally with adjustable response delay
• 2 LED displays for power supply and state of contact
• Wire connection: also 2 x 1.5 mm2 stranded ferruled, or
2 x 2.5 mm2 solid DIN 46 228-1/-2/-3/-4
• As option with pluggable terminal blocks for easy exchange of devices
- with screw terminals
- or with cage clamp terminals
• BA 9040: width 45 mm
MK 9040N: width 22.5 mm

• According to IEC 255, EN 60 255, VDE 0435 part 303
• Recognition of
- voltage asymmetry
- phase failure
- voltage feedback
- optionally with phase sequence recognition
• Optionally with adjustable response delay
• 2 LED displays for power supply and state of contact
• Wire connection: also 2 x 1.5 mm2 stranded ferruled, or
2 x 2.5 mm2 solid DIN 46 228-1/-2/-3/-4
• As option with pluggable terminal blocks for easy exchange of devices
- with screw terminals
- or with cage clamp terminals
• BA 9040: width 45 mm
MK 9040N: width 22.5 mm

• According to IEC/EN 60 255, DIN VDE 0435-303
• Detection of phase failure in 3-phase systems
• Single phase connection possible
• Closed circuit operation
• Independent of phase sequence
• LED indicator for each phase
• Output 1 changeover contact
• Devices available in 2 enclosure versions:
- I- and R-versions, e.g. IK 9169 with depth 61 mm or RK 9169
with depth 71 mm with terminls at the bottom for installation
systems and industrial distribution systems according to DIN 43880
- S-version, e.g. SK 9169: depth 100 mm, with terminals at
the top for cabinets with mounting plate and cable duct
• Width 17.5 mm

• According to EN 60 255-1
• For nominal voltages from 3 AC 230 up to 500 V
• Detection of
- voltage asymmetry
- incorrect phase sequence
- phase failure
- undervoltage
• Voltage feedback recognition
• Also suitable for harmonic industrial mains
• Closed circuit operation
• Contact position indication
• With adjustable delay
• 2 C/O contacts
• Width: 75 mm

• According to IEC/EN 60255, DIN VDE 0435-303
• Detection of phase sequence in 3-phase systems
• Without auxiliary voltage
• Closed circuit operation
• LED indicator for phase sequence
• Output 1 changeover contact
• Devices available in 2 enclosure versions:
- I- and R-model, e.g. IK 9169 with depth 61 mm or RK 9169
withdepth 71 mm with terminals at the bottom for
installation systems and industrial distribution
systems according to DIN 43 880
- S-model, e.g. SK 9169 depth 100 mm, with terminals at
the top for cabinets with mounting plate and cable duct
• Width 17.5 mm

• According to DIN EN 60255
• Detection of incorrect phase sequence
• No separately auxiliary voltage necessary
• Nominal voltage range 3 AC 380 ... 690 V
• Suitable for operation with inverters (f = 40 ... 80 Hz)
• Relay output:
- IL/SL 9059: 1 changeover contact
- OA 9059: 1 NC contact
• Extended temperature range
• Devices available in 3 enclosure versions:
I L 9059: depth 59 mm, with terminals at the bottom for
installation systems and industrial distribution systems
according to DIN 43 880
SL 9059: depth 98 mm, with terminals at the top for cabinets
with mounting plate and cable duct
• OA 9059: sealed modul with stranded wire connection
suitable for mounting in terminal box
• Width
- IL/SL 9059: 35 mm
- OA 9059: 62 mm

• According to IEC/EN 60255, DIN VDE 0435-303
• Detection of phase sequence in 3-phase systems
• Without auxiliary voltage
• Closed circuit operation
• LED indicator for phase sequence
• Output 1 changeover contact
• Devices available in 2 enclosure versions:
- I- and R-model, e.g. IK 9169 with depth 61 mm or RK 9169
withdepth 71 mm with terminals at the bottom for
installation systems and industrial distribution
systems according to DIN 43 880
- S-model, e.g. SK 9169 depth 100 mm, with terminals at
the top for cabinets with mounting plate and cable duct
• Width 17.5 mm

• According to DIN EN 60255
• Detection of incorrect phase sequence
• No separately auxiliary voltage necessary
• Nominal voltage range 3 AC 380 ... 690 V
• Suitable for operation with inverters (f = 40 ... 80 Hz)
• Relay output:
- IL/SL 9059: 1 changeover contact
- OA 9059: 1 NC contact
• Extended temperature range
• Devices available in 3 enclosure versions:
I L 9059: depth 59 mm, with terminals at the bottom for
installation systems and industrial distribution systems
according to DIN 43 880
SL 9059: depth 98 mm, with terminals at the top for cabinets
with mounting plate and cable duct
• OA 9059: sealed modul with stranded wire connection
suitable for mounting in terminal box
• Width
- IL/SL 9059: 35 mm
- OA 9059: 62 mm

• According to DIN EN 60255
• Detection of incorrect phase sequence
• No separately auxiliary voltage necessary
• Nominal voltage range 3 AC 380 ... 690 V
• Suitable for operation with inverters (f = 40 ... 80 Hz)
• Relay output:
- IL/SL 9059: 1 changeover contact
- OA 9059: 1 NC contact
• Extended temperature range
• Devices available in 3 enclosure versions:
I L 9059: depth 59 mm, with terminals at the bottom for
installation systems and industrial distribution systems
according to DIN 43 880
SL 9059: depth 98 mm, with terminals at the top for cabinets
with mounting plate and cable duct
• OA 9059: sealed modul with stranded wire connection
suitable for mounting in terminal box
• Width
- IL/SL 9059: 35 mm
- OA 9059: 62 mm