REAL-EL STAB SLIM-500 Automatic Voltage Regulator User Manual

June 15, 2024
REAL-EL

STAB SLIM-500 Automatic Voltage Regulator
User Manual

STAB SLIM-500 Automatic Voltage Regulator

REAL-EL STAB SLIM-500 Automatic Voltage Regulator

AUTOMATIC VOLTAGE REGULATOR

  • STAB SLIM-500
  • STAB SLIM-1000
  • STAB SLIM-2000

Congratulations on your purchase of the REAL-EL automatic voltage regulator!
COPYRIGHT
© 2021. ENEL GROUP OU.
This Manual and information contained in are copyrighted. All rights reserved.
TRADEMARKS
All trademarks are the property of their legal holders.

BUYER RECOMMENDATIONS

Unpack the device carefully. Make sure there are no accessories left in the box. Check up the carried out the delivery; if the product functions incorrectly, address the dealer at once.
Check up the package contents and availability of the warranty card. Make sure the warranty card has a shop stamp, a legible signature or the seller’s stamp and purchase date, and the goods number corresponds to that in the warranty card. Remember: in case of warranty card loss or discrepancy of numbers you forfeit the right for warranty repairs.
Do not switch on the device immediately after you bring it into a room from environment with negative temperature! After unpacking, the device should be kept in conditions of room temperature for at least 4 hours.
Before installing and using the device, read this Manual carefully and keep it for future reference.
APPLICATION
Automatic voltage regulator (AVR) is designed for providing various equipment with high-quality interferences.

SAFETY PRECAUTIONS

Before using this device, please read the safety rules carefully:

  • It is strongly forbidden to open the cover of the device, there is high voltage inside. If some problems occur, please read the operation manual carefully and address an authorized service center. For the list of authorized service centers please go to www.real-el.com.

  • Do not let liquid get inside the device, it can cause short circuit or electric shock.

  • In case there are signs of improper operation of the device (sparkling, unusual smells, etc.),
    unplug the device from the mains immediately and address your nearest authorized service center.

  • It is forbidden to connect the automatic voltage regulator to devices with power consumption higher than its maximum output power. It can cause breakdown of the device.

  • This device is not intended for use by persons (including children) with reduced physical, mental capabilities, lack of experience or knowledge; use of the device by such persons is permitted only under the condition of supervision or instructions for the use of household appliances by persons responsible for their safety.

  • Children should be supervised by authorized personnel to exclude their playing with the appliance.

  • Do not use the appliance with a damaged power cord or plug, or after handling liquids, falling or any other damage. To avoid electric shock, do not attempt to disassemble or repair the appliance yourself. If necessary, contact a specialized service center.

It is strongly forbidden to operate the device in the following conditions:

  • in dusty environment or environment containing highly inflammable gas;
  • at temperature higher than 40 °C or lower than 0 °C;
  • at humidity level higher than 90 %;
  •  in direct sunlight or next to heating elements;
  • in vibration areas;
  • outdoors.
  •  In case of fire use only powder fire extinguisher, as water can cause electric shock.
  • The automatic voltage regulator should be installed in proximity to power supply, then it will be easier to unplug the device if necessary.

The automatic voltage regulator should be installed in proximity to power supply, then it will be easier to unplug the device if necessary.
Caution! There is high voltage inside on the insulation elements which can result in electric shock.

 PACKAGE CONTENTS

  • Automatic voltage regulator – 1 pc
  • Operation Manual – 1 pc
  • Warranty card – 1 pc

Features

  • High precision of output voltage
  • CPU control
  • Protection against high or low output voltage
  • Wall mount Slim design metal case
  • Wide range of input voltages 150-270 V
  • Digital displays of input/output voltage
  • Toroidal transformer with built-in restorable thermal protection
  • Optional 6s or 180s Switch On Delay time

REAL-EL STAB SLIM-500 Automatic Voltage Regulator - Control
panel

DESCRIPTION

  1. Digital display of the output voltage level
    « L » – low voltage protection;
    « H » – high voltage protection;
    « C » – transformer temperature protection

  2. POWER : LED (green) lights up when there is a input voltage

  3. Digital display of the input voltage level

  4. DELAY : LED (yellow)

  5. PROTECTION: LED (red) lights up in case of accident (high/ low voltage protection operation, transformer thermal overload)

  6. Wall mounting holes

  7. Output socket (the STAB SLIM-2000 has 2 output sockets)

  8. Delay selection button (180 or 6 s): while pressing the delay time will be 180 s, when not pressed – 6 seconds

  9. RESET/OFF: power switch with built-in fuse

  10. Built-in power cord

REAL-EL STAB SLIM-500 Automatic Voltage Regulator - Side
panel

MOUNTING
Important! Before mounting the regulator, make sure that all fixing elements durable fastened to the wall!

  • For securely wall mounting it is necessary to determine the type of wall material (wood, brick, concrete, drywall, and etc.) for corresponding fastener selection.
  • Mounting stabilizer location should be close to the wall outlet, considering the stabilizer power cord length.
  • Next, make a mounting fasteners (not included) to the wall, considering the wall mounting holes location 6 on the stabilizer rear panel (see Fig. 2).
  • Then hang the stabilizer on fixing elements.

 INSTALLATION

Attention! Before connecting the regulator, make sure that all consumer devices connected to it are off.

  • Before installing the AVR, please make sure that total power of all voltage consumers is lower than AVR power. Taking into account the starting load and power factor of voltage consumers, it is necessary to apply power margin factor of 1.2-—1.5; for such equipment as air conditioners, fridges and other electric motors it should be 1.5-2.
    Attention! When choosing an AVR, it is necessary to know that reduction of input voltage increases value of input current, which means that maximum power of AVR is reduced too! Such dependence is shown in the graph below :REAL-EL STAB SLIM-500 Automatic Voltage Regulator - graph
below Note. Adhere strictly to such dependence. If the condition stated above is not adhered to, warranty servicing becomes void!

    • Plug the stabilizer power cord 10 in the wall outlet.
    • Turn on stabilizer with switch 9 (RESET position).
    • If the AVR operates properly, green LED 2 illuminates, and yellow LED 4 will blink. At the same time the digital indicator 1 will show the input voltage. The total delay makes 6 or 180 s depending on the “DELAY” button
    • “RESET/ OFF” position. After the delay time yellow LED 8 turns off and digital indicator 5 will show the output voltage of the regulator. And only after that you can turn on the connected devices, consumers.
    • When the mains voltage exceeds the allowable rate (lower threshold is 150 V, upper threshold is 270 V) the red LED 5 illuminates, the AVR disconnects the load automatically.

Attention! It is recommended to switch off the AVR and every connected consumer device when the power supply is dropped.
PAUSE FUNCTION

  • The Pause mode feature is designed to protect equipment in case of frequent drops of the mains supply. This is particularly important for consumer appliances with electric motors or compressors. After power supply has been recovered, the AVR switches on within 6 or 180 seconds, depending on the ” DELAY” button ” RESET/ OFF ” position.

PROTECTION FUNCTION AGAINST HIGH AND LOW INPUT VOLTAGE, OVERLOAD AND OVERHEAT

  • The stabilizer is equipped with an circuit overvoltage and under voltage protection. In the case of mains voltage deviation over 270 V or below 150 V it turns off the load automatically. At the same time red LED 5 illuminates. When the input voltage range returning to 150-270 V the stabilizer automatically resumes operation.
  •  In case of overload or short-circuit AVR power switch 8 will triggered. After elimination overload cause or short circuits, press AVR power switch 9 (RESET position), and stabilizer will resume operation.

NOT A FAULT

Problem Cause Explanation
The AVR often clicks. Relay switching The phenomenon is normal. The
Input and output voltage The input voltage is unstable AVR regulates the

output voltage.
Not a fault.
According to standard EN
50160:2010, the voltage in the mains should be 230V ±10%, where 10% is the maximum permissible deviation from the standard value!
All connected household devices work normally. Regulation of the input voltage by the AVR occurs with deviations from the norm of ±
8 % (211-248 V).

TROUBLESHOOTING

Problem Cause Solution
The AVR does not start. 1.The switch is off.

2.There is no voltage in the power supply network.
3.The fuse has activated. 4.The load connected is too powerful.| 1.Press the switch once again.
2.Make sure that power supply is available.
3.Disconnect the AVR from the power supply and reset the circuit breaker
4.Disconnect some load.
The AVR is turned on, but there is no output voltage.| The AVR is out of order.| If the problem is not eliminated, please address an authorized service center.
The AVR often produces clicking sounds.| Input voltage is very unstable.| It is normal. The AVR regulates output voltage.
The AVR has disconnected the load. Active red indicator.| Input voltage is beyond possible regulation range of 150 – 270 V.| When input voltage is normalized, the AVR tunes on automatically.

If none of the above methods can solve the problem, please seek professional advice at your nearest service center. Never attempt to repair the product by yourself.

SPECIFICATIONS

Model STAB SLIM-300 STAB SLIM-500 STAB SLIM-1000 STAB SLIM-2000
Maximum load 300 VA/240 W 500 VA/400 W 1000 VA/800 W 2000 VA/1600 W
Safety fuse 3 A 5 A 7 A 15 A
Input voltage -150-270 V/50 Hz -150-270 V/50 Hz -150-270 V/50 Hz -150-270

V/50 Hz
Output voltage| -230 ± 8 % V/50 Hz| -230 ± 8 % V/50 Hz| -230 ± 8 % V/50 Hz| -230 ± 8 % V/50 Hz
Switching time| < 10 ms| : 10 ms| C. 10 ms| < 10 ms
Short circuit protection| available| available| available| available
Environment temperature| 0 – 40 °C| 0 – 40 °C| 0 – 40 °C| 0 – 40 °C
Humidity| up to 90%| up to 90%| up to 90%| up to 90%
Dimensions| 330 x 160 x 60 mm| 330 x 160 x 60 mm| 330 x 160 x 60 mm| 370 x 200 x 60 mm
Weight| 2.2 kg| 2.6 kg| 3.2 kg| 5 kg

Notes:

  • Technical specifications given in this table are supplemental information and cannot give occasion to claims.
  •  Technical specifications and package contents are subject to change without notice due to the improvement of TM REAL-EL production.

Models: STAB SLIM-500, STAB SLIM-1000, STAB SLIM-2000
Manufacturer: ENEL GROUP OU, Katusepapi tn 6, Lasnamäe linnaosa, Tallinn,
, Estonia. Made in China.
® Registered Trademark of ENEL GROUP OU. Estonia.
Technical support: www.real-el.com

References

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