STOVOL STV-SHD SHIELD Static Voltage Stabilizer

Voltage Stabilizers

STOVOL STV-SHD SHIELD Static Voltage Stabilizer

Name: STOVOL STV-SHD SHIELD Static Voltage Stabilizer
Brand: STOVOL by Arab Tower

STOVOL STV-SHD SHIELD static contactless (SCR / thyristor) voltage stabilizer — ultra-fast sub-1.5 ms correction with no moving parts, for demanding industrial and high-transient loads, supplied, installed and commissioned by Arab Tower across the UAE and internationally.

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Response Time

≤1.5 ms

Output Accuracy

±3%

Technology

SCR Contactless

Technical Specification

Key Features & Capabilities

✓ — SCR thyristor contactless switching — zero moving parts, solid-state correction
✓ — Independent 3-phase correction — zero cross-phase interference
✓ — DSP digital control with 7″ touchscreen — full monitoring & event logging
✓ — Response time <1.5 ms — 1,000× faster than electromechanical correction
✓ — Input MCCB with manual bypass — safe maintenance without load interruption
✓ — Forced air cooling with thermal management — over-temperature auto cutoff
✓ — IP20 standard enclosure — IP44/IP55/IP65 outdoor options available
✓ — Tropical rated — 40°C ambient, Gulf-duty ready (derate to 60°C)
✓ — 100% load imbalance tolerance — handles fully unbalanced loads
✓ — Fully site-configurable — voltage, input range, IP class & enclosure

Specifications

Technology	SCR Contactless (Thyristor)
Input Voltage Range	±20% Std (±40% Max)
Output Accuracy	±3%
Response Time	<1.5 ms
Efficiency	≥98% Full Load
Waveform Distortion	Zero
Overload Capacity	150% / 5s · 120% / 1 min
Cooling	Forced Air / Natural Convection
Frequency	50 / 60 Hz

Specifications

Model	kVA	Current (A)	IP
STV-SHD-010	10	14	IP20
STV-SHD-015	15	22	IP20
STV-SHD-020	20	29	IP20
STV-SHD-030	30	43	IP20
STV-SHD-045	45	65	IP20
STV-SHD-060	60	87	IP20
STV-SHD-100	100	144	IP20
STV-SHD-150	150	217	IP20
STV-SHD-200	200	289	IP20
STV-SHD-250	250	361	IP20
STV-SHD-315	315	455	IP20
STV-SHD-500	500	722	IP20
STV-SHD-630	630	909	IP20
STV-SHD-800	800	1,155	IP20
STV-SHD-1000	1,000	1,443	IP20
STV-SHD-1600	1,600	2,309	IP20
STV-SHD-2000	2,000	2,887	IP20

Specifications

Technology	SCR Contactless (Thyristor)
Input Voltage Range	±20% Std (±40% Max)
Output Accuracy	±3%
Response Time	<1.5 ms
Efficiency	≥98% Full Load
Waveform Distortion	Zero
Overload Capacity	150% / 5s · 120% / 1 min
Cooling	Forced Air / Natural Convection

Specifications

Operating Temp	−20°C to +40°C
Storage Temp	−25°C to +70°C
Relative Humidity	≤95% RH (non-condensing)
Altitude	Up to 1,000 m ASL
Acoustic Noise	<55 dB(A)
Lifespan	≥50,000 hours
Enclosure Finish	RAL 7032 (custom available)
IP Rating	IP20 Standard

Standards & Compliance

IEC 61558IEC 62040ISO 9001CE Marked

STOVOL STV-SHD SHIELD Static Voltage Stabilizer

Key Features & Capabilities

Specifications

Specifications

Specifications

Specifications

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