dold rp pdf Dold Relays Network Catalog Download as PDF File . pdf), Text File . txt) or read online. Scribd is the world’s largest social. The voltage and frequency monitors from DOLD are the optimal solution for grid monitoring during energy RP 3-phase voltage measurement to neutral. [email protected] • . Dold Electric Taicang Co., Ltd. RP Voltage and frequency monitor for generator sets on public grid acc.

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Measuring relays for power generation systems. Remote control switches Specific installation devices Time switches. High immunity to system interference thanks to low-frequency metallically isolated measuring circuit.

This will prevent thermal overload due to high switching frequency, single-phase operation, impaired cooling or high ambient temperature, for example. Undervoltage and overvoltage relays, voltage monitors, single- and three-phase: United States of America. Regular updates ensure that our exhibitor and product search engine continues to provide you with the information you need, when you need it.

Multifunctional relays Save space within the switch cabinet. Load relays monitor the active-power input of electrical loads.

Catalogue, Monitoring technique, Module translation not found: Services for the field of Research and Technology. Flyer, Voltage and frequency monitor RPModule translation not found: Manufacture of machine tools.


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Comply with specific norms, e. Manufacture of ceramic building materials. A variety of applications, e. This frequency is compared with a frequency which is generated in the device and can be adjusted with a setting knob.

They are very user-friendly and can be configured with only pr9800 rotary switches. Relays for system monitoring are used to protectequipment and plants, to supply emergency light systems, to detect neutralconductor interruptions and short-time voltage interruptions.

Voltage and frequency monitor RP – DOLD

Wholesale, except for motor vehicles and motorcycles. Scribd is the world’s largest social reading and publishing site. Wholesale of household goods.

Using a proximity switch the rotational speed is converted in a proportional frequency. Current and temperarure monitoring f. If one system phase fails, electrical drives can run on, but they can no longer reverse or restart. Multifunctional relays Critical monitoring functions integrated in a single compact device, e. Innovative supply solutions and lightweight construction Industrial Supply. Key transfer Mechanical units Mechanical units with electrical monitoring Mechanical units with electrical release.

Enclosure design Module translation not found: Phase-sequence relays Protection of personnel and equipment by monitoring the correct sense of rotation at motor start. Voltage and frequency monitor acc.

Dold Measuring Relays

Protection against motor overheating, load unbalance for three-phase loads. Undervoltage and overvoltage relays, voltage relays, single- and rp900 Monitor machines for a too long or too short work cycle.


A broken sensor line will lead to an immediate cutoff. Monitor the phase sequence in a three-phase system: Phase-sequence relays check the system for clockwise phase sequence and prevent motors from starting in the wrong sense rp98800 rotation. Monitor motors in three-phase systems to prevent reversing andsingle-phase operation and consequences of this. Other European Country ex.

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Manufacture of metal products. No electrolysis effects in liquids by the use of a measuring AC voltage. In the worst case these insulation faults are even a frequent cause of fires and personal injuries.

Materials and process technology innovative technologies. IKSK Monitor the system for broken neutral conductors and unbalance resulting from this where loads with the largest resistance are exposed to high voltages and may be damaged by them.

Auxiliary voltage required Module translation not found: The products can also be used to monitor wrapped quick-break switches bimetal thermostats. Check for overload due to blocking, sluggishness, tool wearing, clogging, etc. Flyer, Voltage and frequency monitor RP folded, Module translation not found: Manufacture of textiles; other.