德国Beluk GmbH  PF-correction/measuring校正测量PCF-relays


Power Factor Control Relay BLR-CX
Microprocessor controlled power factor controller with 1-phase measurement system

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Start menu for easy commissioning   Automatic detection and correction of the phase of current and voltage connection   Fully-automatic c/k-value setting, self adapting, connection of different capacitor step sizes possible   Automatic detection and usage of the optimum capacitor step   Switching programs: Best Fit, LIFO, manual mode, combifilter, progressive    Capable for 4-quadrant operation   1-phase measurement system also suitable for non-sinusodial currents and voltages   Supply voltage taken from measuring voltage   Voltage measuring 90 – 550V, 45 – 65Hz   Current measuring 15mA – 5A, suitable for CT x/1A und x/5A   Connection with plugable screw terminals   LCD with backlit   Display of all important grid and system parameters   Display of THD U and voltage harmonics from 3rd to 15th order   Input for temperature sensor or thermostate (n/o) (this input can be used to switch-over the tarif by n/o contact)   Alarm relay with voltfree n/o contact (operated at normal function)   TTL-interface on rear   Instrument casing for cutout 144 x 144mm, depth 49mm   Protection class IP20 (casing), IP50 (front)   further information, optional parts and supplies (PDF; 120kb)

Power Factor Control Relay BLR-CM
Mikroprocessor controlled power factor controller with 1-phase measurement system and display of measurement values

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Full-automatic c/k-value setting, self adapting (not possible for dynamic steps), connection of different capacitor step sizes possible   Automatic detection and usage of the optimum capacitor step   Manual mode possible   Multiple connection types possible through adjustable phase compensation angle   Capable for 4-quadrant operating Individually configurable discharging time allows quicker switching time 1-phase measurement system also suitable for non-sinusodial currents and voltages   Graphical LCD for display of step status, measurement values and system data Measurement display for U, I, P, Q, S, THD U, THD I, ΔQ, F, T Harmonics measurement for voltage and current up to the 31. order   Counter for active and reactive work   Flexible alarm system with up to 15 alarms   Programmable digital input and digital output   Programmable alarm relay with voltfree c/o contact   Supply voltage 115/230V, 45-65Hz, other voltages on request   Voltage measuring 50 – 530V, 45 – 65Hz Current measuring 15mA – 5A, suitable for CT x/1A und x/5A Connecting with pluggable screw terminals Instrument casing for cutout 144 x 144mm, depth 49mm Protection class IP20 (casinge), IP50 (front)   further information, optional parts and supplies (PDF; 110kb)

Power Factor Control Relay BLR-CM 3-phase
Microprocessor controlled power factor controlled with 3-phase measurement system and display of measurement values

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Full-automatic c/k-value setting, self adapting, connection of different capacitor step sizes possible   Capacitors and detected or programmed with values in all three phases. This allows using single-phase or three-phase capacitors in any sequence   Automatic detection and usage of the optimum capacitor step   Manual mode possible multiple connecting types possible through adjustable phase compensation angle   Capable for 4-quadrant operation   Individually configurable discharging time allows quicker switching time    3-phase measurement system also suitable for non-sinusodial currents and voltages   Graphical LCD for display of step status, measurement values and system data Measurement display for U, I, P, Q, S, THD U, THD I, ΔQ, F, T Harmonic measurement for voltage and current up to the 31. order   Counter for active and reactive work   Flexible alarm system with up to 15 alarms   Programmable digital input and digital output   Programmable alarm relay with voltfree c/o contact   Supply voltage 115/230V, 45-65Hz, andere Spannungen auf Anfrage Voltage measuring 50 – 530V, 45 – 65Hz Current measuring 3 x 15mA – 5A, suitable for CT x/1A und x/5A Connection with pluggable screw terminials   Instument casing for cutout 144 x 144mm, depth 49mm Protection class IP20 (casing), IP50 (front)   further information, options and supplies (PDF; 170kb)

thyristor-switches


Static Contactor BEL-TS
Thyristor switch for rapid switching of capacitors in LV-grid

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Switching without inrush current, smooth disconnecting   Rapid switching   Can be used in chocked capacitor banks and unchocked as well   Depending on the type for max. voltage 525V or 690V Recovery time 20ms Voltage level trigger signal 8 - 30V DC   Protection class IP00   further information, optional parts and supplies (PDF; 220kb)

monitoring relays


Capacitor Protection Relay KSR
Multi-function capacitor protecting relay for unbalanced supervision of 3-phase capacitor banks in doublestar connection (current unbalance supervision)

 

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User guidance with plain text menu   Measurement data displayed on large LCD display with backlight   Harmonics measurement up to the 63. harmonic for voltage and current   Connected to voltage tranformers also suitable for higher voltages   Integration in networks possible via interface RS485 Modbus RTU (optional)   Flexible alarm system enables supervision of up to 32 measurement values   Output relays can be programmed for external alarm   Voltage measuring mains: 50 – 530V, 45 – 65Hz Current measuring unbalance supervision: 4 x 50mA – 5A, suitable for CT x/1A and x/5A Connection with screw terminals   Instrument casing for cutout 144 x 144mm, depth 49mm Protection class IP20 (casing), IP50 (Front)   further information, optional parts and supplies (PDF; 200kb)

power-analyzers


Power Analyzer EMM-4
Multi-function power analyzer for acquisition and analysis of all parameters in 3-phase grids

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3-phase measurement with 3- or 4 wire connection Operation and parameter input with 4 keys   User guidance with text menu   Measurement data displayed on LCD display with backlight   Harmonics measurement up to the 19. harmonic for voltage and current   Connected to voltage transformers also suitable for higher voltages   Interface RS232 on front   Integration in networks possible via interface RS485 Modbus RTU or RS485 Profibus DP (optional) Data logger for measurement data and events via MMC storage card (optional)   Impulse outputs for active and reactive energy (optional) Programmable alarms (optional)   Measurement and supply voltage 400V +/-10%, 50/60Hz, other voltages on request   Current measuring suitable for CT x/1A or x/5A   Connection with pluggable screw terminals   Instrument casing for cutout 144 x 144mm, depth 62 Protection class IP20 (casing), IP50 (front)   further information, optional parts and supplies (PDF; 230kb)

Power Analyzer EMM-5
Multi-function power analyzer for acquisition and analysis of all parameters in 3-phase grids

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3-phasige measurement with 3- or 4 wire connection   Operation and parameter input with 4 keys   User guidance with plain text menu   Measurement data displayed on large LCD display with backlight   Harmonics measurement up to the 63. harmonic for voltage and current   In Verbindung mit Messwandlern auch für höhere Spannungen geeignet Connected to voltage transformers also suitable for higher voltages   Integration in networks possible via interface RS485 Modbus RTU (optional)   Flexible alarm system enables supervision of up to 32 measurement values   Output relays (optional) can be programmed for external alarms Supply voltage 230V, 45-65Hz, other voltages on request Voltage measuring 50 – 530V, 45 – 65Hz Current measuring 50mA – 5A, suitable for CT x/1A und x/5A   Connection with cage clamps   Instrument casing for cutout 144 x 144mm, depth 49mm Protection class IP20 (casing), IP50 (front)    further information, optional parts and supplies(PDF; 360kb)

SCADA-systems


Web Gateway miniSCADA
Configurable web gateway with integrated web server for direct Ethernet connection of devices with Modbus RTU interface

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Monitor and control Modbus devices with standard web browser   Configuration and design of web interface without special tools or HTML editors   Send alarm messages via e-mail or SMS (external modem necessary)   Data logging of selectable data points   Can also be used as gateway for protools Modbus RTU/TCP   Supply voltage 9 – 32V AC/DC Casing plastic grey 90 x 70 x 58mm, DIN rail mounting, IP20   further information, optional parts and supplies (PDF; 180kb)       You can see how miniSCADA operates together with BLR-CM and EMM5,      when you are using this link:      Demo miniSCADA       Access to miniSCADA is protected by password.       Please use this access data:       Zugandsdaten:       user: demo       password: demo