- Voltage400 V
- Protection ratingIP40
Regulators of automatic compensation of jet power (further regulator) PFR-6,-12
are applied to automatic adjustment of low-voltage condenser
the compensating devices of distributive systems for the purpose of maintenance in automatic
the mode of the set power factor.
2. Functional characteristics
and. High precision of compensation.
. High precision of measurement of power factor, multidigit display.
century. Installation of the required power factor.
. Intuitively clear interface, simplicity in the address.
. All settings are configured by means of the control panel.
e. Work in the automatic mode and in manual control mode.
. Function of protection against an overstrain and the lowered tension.
h. Function of protection against harmonious distortions of tension.
and. Protection against loss of data at power off.
to. Entrance resistance of an entrance of a signal of current ≤ 0.01 Ohms
3. Service conditions
(1) Height above sea level ≤ 2500 m.
(2) Ambient temperature — minus of 25 °C ~ plus 50 °C.
(3) Humidity of air ≤ 50% at 40 °C and ≤ 90% at 20 °C.
(4) The working environment which is not containing corrosion gases, electrowire dust
flammable and explosives.
(5) Lack of vibrations with a high amplitude.
4. Technical characteristics
Power supply of the device — 220 V, 50 Hz.
Rated voltage of the controlled power supply network: ~ 380B or ~ 220B.
Range of working currents of an entrance from the current transformer: ~ 0-5A.
Parameters of output relays: ~ 220B, 7A.
Display of power factor: late 0.001... advancing 0.001.
Measurement of jet power: 0-9999 quar.
Value of protection against the lowered tension: ~ 300B (for network 3x380B) or ~ 180B (for network
Control mode: automatic choice of the best contour and their switching.
Sensitivity of a path of measurement of a signal from the current transformer: 60ma.
Degree of protection of a cover of the device on the front: IP 40