SVS Series
Servo Electronic
Voltage Stabilisers & Power Line Conditioners
Single Phase
1 to 100 kVA
SVS Series - Single-Phase
Servo Electronic AC Voltage Stabilizers -
1 to 100kVA
Suitable for 95% of all applications, SVS Servo Electronic Stabilisers not only guard against voltage fluctuations they also offer protection against all too common harmful high-energy surges, transients and voltage spikes.
Remastered to meet the demands of today’s modern age, our latest generation SVS Series models deliver a step-less automated regulation of the incoming utility mains supply.
Offered as two ranges, in ratings from 1 to 100 kVA, H Series models support international 220 to 240 Volt mains supplies and L Series models support US-Style utility supplies of 100 to 127 volts.
To learn more about the range of Single-Phase SVS Voltage Stabilisers and Power Conditioners available from Sinalda UK, please check out the following listings, or download the brochure below:
Standard Features include:
 | Automatic Step-Less Voltage Stabilisation / Regulation | |
| Cost-Efficient Servo Electronic Design | |
| Wide Permissible Input Voltage Window (up to ±40%) | |
| Precise Output Voltage Accuracy (Adjustable ±1% to ±5%) | |
| Extremely Low Maintenance | |
| TVSS – Transient Voltage Surge & Spike Suppression Protection | |
| Inbuilt High Overload Capability | |
| Over / Low Voltage Protection | |
| Start Up Load Protection | |
| Class II SPD – Lightning Surge Arrestor | |
| Digital Monitoring & Display Panel
| |
| Automatic Restart on Mains Failure | |
| Re-start Time Delay (Presettable) | |
| Input Circuit Breaker | |
| Electronic Controls Bypass Switch | |
| Hard Wire Input & Output (with Bottom / Rear Cable Entry) | |
| Freestanding IP20 Indoor Enclosure | |
| Built to comply with leading International Standards | |
| Supplied with a 3 Year / 36 Months Warranty | |
Optional Features available include:
| Outdoor IP54 Enclosure (-IP54) Stabiliser presented in endurable IP54 (BS / EN 60529) / NEMA 3 free-standing steel cubicles suitable for external use, or more challenging internal environments |
| Input Isolating Transformer (-PC) Through the integration of a shielded isolation transformer, provides enhanced spike & electrical noise (Common Mode: 120db @ 100khz & Normal Mode Noise: 60db @ 100khz) suppression and neutral ground bonding. Delivers what is commonly referred to as a ‘CLEAN’ supply |
| Full Manual Maintenance Bypass (-MBS) While many Customers, following traditional wisdom, prefer to install a bypass facility that is external to the Stabilizer/Conditioner, where requested models can be fitted with an integrated traditional ‘Break Before Make’ bypass facility. This feature is handy when performing remedial works or deep maintenance on the system. |
| Digital Power Metering (-DPM) Microprocessor-based output digital power metering, with event logging – monitoring V, A, W, VAR, PF, W Hrs & VAR Hrs and the offering RS-485, Modbus RTU, Modbus ASCII, Jbus Protocol interface |
| Alternative Paint Colour (-RAL) Alternative Paint Colour Finish – customer to specify |
| Output Circuit Breaker (-OCB) An Output Circuit Breaker to protect the load against overload and short circuit |
| UL Recognised Component (-URC) For applications where UL compliance is required, the Stabilizer / Conditioner can be supplied with UL approved Input Breakers and Output Contactors / Breakers, so that the client can obtain on-site UL approval of the installation |
SELECT | Permissible Input Voltage Window Options (–S*):
| Swing Options | Nominal Voltage | Max Model Rating | |||
| 220V | 230V | 240V | |||
| S15 | ±15% | 187 to 253V | 196 to 265V | 204 to 276V | 100 kVA |
| S20 | ±20% | 176 to 264V | 184 to 276V | 192 to 288V | 75 kVA |
| S25 | ±25% | 165 to 275V | 173 to 288V | 180 to 300V | 60 kVA |
| S30 | ±30% | 154 to 286V | 161 to 299V | 168 to 312V | 50 kVA |
| S35 | ±35% | 143 to 297V | 150 to 311V | 156 to 329V | 40 kVA |
| S40 | ±40% | 132 to 308V | 136 to 322V | 144 to 336V | 30 kVA |
SELECT | Required Power Rating:
| Power Rating (kVA) | Max Rating (Amps per Phase) | SVS-H-S* Model No (S*=Select Swing Option Required) | ||
| 220V | 230V | 240V | ||
| 1 kVA | 4.5A | 4.3A | 4.2A | SVS-1H-S30~S40 |
| 2 kVA | 9.1A | 8.7A | 8.3A | SVS-2H-S30~S40 |
| 3 kVA | 13.6A | 13.0A | 12.5A | SVS-3H-S30~S40 |
| 4 kVA | 18A | 17A | 17A | SVS-4H-S30~S40 |
| 5 kVA | 23A | 22A | 21A | SVS-5H-S30~S40 |
| 8 kVA | 36A | 35A | 33A | SVS-8H-S30~S40 |
| 10 kVA | 46A | 44A | 42A | SVS-10H-S20~S40 |
| 15 kVA | 68A | 65A | 63A | SVS-15H-S15~S40 |
| 20 kVA | 91A | 87A | 83A | SVS-20H-S15~S40 |
| 25 kVA | 113a | 108A | 104A | SVS-25H-S15~S40 |
| 30 kVA | 136A | 130A | 125A | SVS-30H-S15~S40 |
| 40 kVA | 182A | 174A | 167A | SVS-40H-S15~S35 |
| 50 kVA | 227A | 217A | 208A | SVS-50H-S15~S30 |
| 60 kVA | 273A | 261A | 250A | SVS-60H-S15~S25 |
| 75 kVA | 341A | 326A | 313A | SVS-75H-S15~S20 |
| 80 kVA | 363A | 347A | 333A | SVS-80H-S15 |
| 100 kVA | 455A | 435A | 417A | SVS-100H-S15 |
Note: All SVS-Stabilisers are designed to support the full load at minimum input volts and maximum ambient temperature.
Also available as a Voltage Step-Down Solution (HL Models)
Ideal for applications where the utility supply voltage is different from the load equipment’s requirements (eg Utility Mains Input 230V / Load Requirement 120V)
SELECT | Permissible Input Voltage Window Options (–S*):
| Swing Options | Nominal Voltage | Max Model Rating | |||||
| 100V | 110V | 115V | 120V | 127V | |||
| S15 | ±15% | 85 to 115V | 94 to 127V | 98 to 132V | 102 to 138V | 106 to 146V | 60 kVA |
| S20 | ±20% | 80 to 120V | 88 to 132V | 92 to 138V | 96 to 144V | 102 to 152V | 50 kVA |
| S25 | ±25% | 75 to 125V | 83 to 138V | 86 to 144V | 90 to 150V | 95 to 159V | 40 kVA |
| S30 | ±30% | 70 to 130V | 77 to 143V | 81 to 150V | 84 to 156V | 89 to 165V | 30 kVA |
SELECT | Required Power Rating:
| Power Rating (kVA) | Max Rating (Amps per Phase) | SVS-L-S* Model No (S*=Select Swing Option Required) | ||||
| 100V | 110V | 115V | 120V | 127V | ||
| 1 kVA | 10A | 9A | 8.7A | 8.3A | 7.9A | SVS-1L-S20~S30 |
| 2 kVA | 20A | 18A | 17.4A | 16.7A | 15.7A | SVS-2L-S20~S30 |
| 3 kVA | 30A | 27A | 26A | 25A | 23A | SVS-3L-S20~S30 |
| 4 kVA | 40A | 36A | 34A | 33A | 31A | SVS-4L-S15~S30 |
| 5 kVA | 50A | 46A | 44A | 42A | 39A | SVS-5L-S15~S30 |
| 8 kVA | 80A | 73A | 70A | 67A | 63A | SVS-8L-S15~S30 |
| 10 kVA | 100A | 91A | 87A | 83A | 78A | SVS-10L-S15~S30 |
| 15 kVA | 150A | 136A | 130A | 125A | 118A | SVS-15L–S15~S30 |
| 20 kVA | 200A | 182A | 174A | 167A | 157A | SVS-20LP-S15~S30 |
| 30 kVA | 300A | 273A | 261A | 250A | 236A | SVS-30L-S15~S30 |
| 40 kVA | 400A | 364A | 348A | 333A | 315A | SVS-40L-S15~S25 |
| 50 kVA | 500A | 454A | 434A | 416A | 393A | SVS-50L-S15~S20 |
| 60 kVA | 600A | 545A | 521A | 500A | 472A | SVS-60L-S15 |
Note:
All SVS Stabilisers are designed to support the full load at minimum input volts and maximum ambient temperature
Also available as a Voltage Step-Up Solution (LH Models)
Ideal for applications where the utility supply voltage is different from the load equipment’s requirements (eg Utility Mains Input 120V / Load Requirement 230V)
General Technical Specification
| General: | ||
| – Design Topology: | Servo Electronic – Variable Transformer controlled | |
| – Phase: | Single Phase, 2 Wire (L+N+GE) | |
| – Model Nos: | H Series | SVS-1H-S* to SVS-100H-S* ( 1 to 100 kVA) |
| L Series | SVS-1L-S* to SVS-60L-S* (1 to 60 kVA) | |
| – Power Ratings: | 17 Model Ratings- 1kVA, 2 kVA, 3kVA, 4kVA, 5 kVA, 8 kVA, 10kVA, 15kVA, 20kVA, 25kVA, 30kVA, 40kVA, 50kVA, 60kVA, 75kVA, 80 kVA & 100kVA | |
| – Frequency: | 50 / 60Hz (47 to 63Hz) | |
| – Power Factor: | The Power Factor has no effect on performance providing the stabilizer is being used within its rated capacity | |
| Input: | ||
| – Nominal Voltage: | H Series | 220V – 230V – 240V, Single Phase, 2 Wire (L+N+GE) |
| L Series | 110V – 120V – 127V, Single Phase, 2 Wire (L+N+GE) | |
| – Input Voltage Window Options (S*): | S15 | Nominal ±15% (All Series) |
| S20 | Nominal ±20% (All Series) | |
| S25 | Nominal ±25% (All Series) | |
| S30 | Nominal ±30% (All Series) | |
| S35 | Nominal ±35% (H Series Only) | |
| S40 | Nominal ±40% (H Series Only) | |
| Output: | ||
| – Voltage: | H Series | 220V – 230V – 240V (Customer to Specify), Single Phase, 2 Wire (L+N+GE) |
| L Series | 100V – 110V – 120V – 127V (Customer to Specify), Single Phase, 2 Wire (L+N+GE) | |
| – Voltage Accuracy: | S15 to S30 Option Models | ±1% (Default) – adjustable ±1% to ±5% |
| S35 to S40 Option Models | ±1% (Default) – adjustable ±3% to ±5% | |
| – Response Time: | Typically a 10% supply variation will be corrected to within 2.5% in 0.6 seconds | |
| – Overload Ratings: | 150% max. current rating for 10 seconds | |
| – Efficiency: | ≥98% | |
| Metering, Alerts & Communication: | ||
| – Front Display Panel: | Digital Metering: | Output Volts, and Load |
| Status Indication: | On, Output Over and Under Volts & Output Normal & SPD Fault | |
| Protection Features: | ||
| – Surge Protection: | TVSS – Protects loads against high-energy Spikes and Transient Voltages | |
| – Lightning Surge Protection: | Class II SPD – protection against extremely high voltage surges and transients caused by lightning strikes on the utility mains supply line | |
| – Input Breaker: | Standard on all models – delivers over current input protection | |
| – Bypass: | Inbuilt Bypass Switch enabling the bypassing of the electronic controls circuitry to provide power direct to the load | |
| Environmental: | ||
| – Operating Temperature Range: | -15°C to +45°C Derate by 2% for each additional °C up to max 60°C | |
| – Maximum Altitude: | 1000 meters (derate by 2.5% per additional 500 meters) | |
| – Relative Humidity: | Suitable for indoor tropical use – 0 to 95% (non-condensing) | |
| Physical: | ||
| – Power Connections: | Hardwire Input & Output (with bottom cable entry) | |
| – Construction: | IP20 / NEMA 1 Style – BS EN 60529 | |
| – Paint Colour: | RAL 7032 (Pebble Grey – Epoxy Powder Coating) – Other paint colours on specific request | |
| – Dimensions & Weights: | Dependent on model rating and configuration Sizes and weights available on individual request | |
| Certification & Conformance: | ||
| – EMC Conformance: | BS EN 55022 and relevant parts of BS EN 61000 | |
| – CE Certification: | CE Marked – 2014/30/EU (The EMC Directive) and 2014/35/EU (The Low Voltage Directive) | |
| – Warranty: | 3 Years / 36 Months from date of supply | |
| Optional Add-Ons: | ||
| – Outdoor IP54 Enclosure (-IP54) | Stabiliser presented in endurable IP54 (BS / EN 60529) / NEMA 3 free-standing steel cubicles suitable for external use, or more challenging internal environments | |
| – Input Isolating Transformer (-PC) | Through the integration of a shielded isolation transformer, provides enhanced spike & electrical noise (Common Mode: 120db @ 100khz & Normal Mode Noise: 60db @ 100khz) suppression and neutral ground bonding. Delivers what is commonly referred to as a ‘CLEAN’ supply | |
| – Full Manual Maintenance Bypass (-MBS) | An integrated/inbuilt traditional ‘Break Before Make’ bypass facility. Handy when performing remedial works, or deep maintenance on the system. | |
| – AquaStop (-AS) | PCB protective coating offering protection against damp and moisture ingress | |
| – Digital Metering (-DPM) | Output Digital Power Metering for monitoring V, A, W, VAR, PF, W Hrs & VAR Hrs and offering RS-485 interface and event logging | |
| – Output Circuit Breaker (-OCB) | Replacement of the Output Contactor with an Output Circuit Breaker | |
| – Alternative Paint Colour (-RAL) | Alternative Paint Colour Finish – customer to specify | |
| – UL Recognised Components (-URC) | For applications where UL compliance is required, the Stabilizer / Conditioner can be supplied with UL approved Input Breakers and Output Contactors / Breakers, so that the client can obtain on-site UL approval of the installation | |
Note:
All SVR Stabilisers are designed to support the full load at minimum input volts and maximum ambient temperature.
Sales & Support
 | Data Sheet – H Series [220V, 230V, or 240V Models] – L Series [100V, 110V, 115V, 120V or 127V Models] |
 | Guide Specification |
| Operator / User Manual Please contact us to request a copy of the Manual |
CE Certification
SVS Series Single Phase Servo Electronic AC Voltage Stabilisers / Conditioners comply with the relevant European Union (EU) health, safety and environmental protection directives and regulations and are duly CE marked.
Sinalda Declaration
| EMC Directive – 2014/30/EU – in force from April 2016 Low Voltage Directive – 2014/35/EU – in force from April 2016 |
If you do not find the Voltage Stabiliser or Power Line Conditioner that meets your application’s exact needs, please contact us with your specific detailed requirements.
