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Electrical actuator with epicyclic gearing HARMONY

Electronic Valves Remote Control System with actuator Harmony with epicyclic reducer.

Actuator HARMONY-00250 Technical data:

- Maximum operating torque (programmable): 250 N*m

- Standard braking torque: 250 N*m

- Opening time (programmable): 5-120 s

- Main power supply: 230 V alternating current

- Reserve power supply: 230 V alternating current

- Emergency power supply with self-contained battery: 24 V direct current

- Electrical power consumption:

in stand-by mode: 20 W

in operational mode: 120 W

- Working temperature range: -25...+ 70С

- Safety class: IP 68

- Actuators are in compliance with: ISO 5211 & DIN 337

Harmony actuators advantages:

1. Applicable for quarter turn valves, as butterfly, ball and three-way valves;

2. Safety level IP 68 (3v х 48h), standard and explosion protection model EEx d IIC T5 (per special order);

3. Available size 250, 500, 1000, 2000 N*m;

4. ISO 5211 & DIN 337;

5. Functional capacities:

- actuators that block valves when control system fails in preset mode; in standard set with one actuator;

- actuator that open or close valves when control system fails; upon request with one or two electrical actuators, with a battery with automatic charge control;

6. Main and reserve power supply:

7. Main and reserve opto-isolated link of data transmission ModBus RTU or CAN-Open; maximum 255 of blocks connected in parallel way;

8. Digital and analogous interface 4-20 mA;

9. Connection of emergency shutdown system or SND with cable integrity control;

10. Local/remote switch with a handwheel for control in case of local emergency situations;

11. Automatic priority option at the control panel:

- local for Harmony (the highest level),

- safety system (Emergency shutdown system or SND),

- operation control panel,

- simulator,

- automation system (the lowest level)

12. Emergency and signal alarm is transmitted via data transmission link.



- Chemical and petrochemical productions,

- Power plants,

- Oil-extracting industry


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Соединение по схеме "Звезда"


When we talk about valve remote control systems, we offer full package, including valves and accessories.

Reference List

We supply spare parts to all the above mentioned equipment in accordance with catalogue number provided by the manufacturer.

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