المقاولين,قاطع الدائرة,الاستشعار,التشفير,بلك,محول
S8VK: اومرون S8VK series switching مزود الطاقة
ت: Model for three-phase AC400V input
120: Rated power 120W
24: DC24V output
المواصفات الأساسية
| غرض | المعلمة |
| Rated Input | Three-phase AC380～480V; Operating range AC320～576V (works with three-phase or two-phase input), DC 450～810V |
| الإخراج المقدر | تيار مستمر 24 فولت, 5أ, 120دبليو |
| Peak Output | 120% الزائد (6أ) auto-recovery protection |
| كفاءة | عادي 89% |
| تصاعد | DIN35 rail mounting, محطات المسمار |
| الأبعاد الشاملة | H125 × W40 × D113 mm |
| تبريد | التبريد بالحمل الحراري الطبيعي, بدون مروحة |
| حماية الدخول | IP20 |
| درجة حرارة التشغيل المحيطة | -40～+70 درجة مئوية (derating required at high temperature, no condensation or icing) |
| وظائف الحماية | التيار الزائد (الزائد, الاسترداد التلقائي), الجهد الزائد (latch-off, reset by power cycle), undervoltage alarm |
| Additional Features | الأعلى. 2 units in series (external diode required); Conformal coated PCB optional; MTBF≥135,000 hours |
تعريف المحطة
- L1, L2, L3: Three-phase AC input
- بي: الأرض الواقية
- +V, -V: DC24V output
- V.ADJ: Output voltage trim potentiometer
- DC ON: Green indicator for normal output
سيناريوهات التطبيق النموذجية
Three-phase industrial control cabinets, أدوات الآلة, معدات التعبئة والتغليف, HVAC automatic control, 380V powered automated production lines, supplying DC24V for PLCs, أجهزة الاستشعار, relays and valve islands.
In-series Comparison
S8VK-T12024: 120دبليو / 5أ / Width 40mm
S8VK-T24024: 240W /10A / Width 60mm
S8VK-T48024: 480W /20A / Width 95mm
S8VK-T96024: 960W /40A
مرجع الاختيار البديل
- OMRON single-phase version: S8VK-C12024 (also 120W/24V, single-phase 220V input, do not confuse)
- البدائل المحلية: Meanwell DRT-120-24, Delta DRP0120, Phoenix Contact three-phase 24V/5A rail power supply
إرشادات استكشاف الأخطاء وإصلاحها
- DC indicator off: Check three-phase input voltage, PE earthing, input circuit breaker; failure to start if two phases are missing
- Voltage drop under load: Load exceeds rated 5A; ارتفاع درجة الحرارة ديراتينغ; low input voltage
- Intermittent undervoltage alarm: Main circuit voltage fluctuation, loose terminal wiring
- Overvoltage latch-off: Triggered by output overvoltage, restore by power cycling; check for load short circuit / reverse voltage
OMRON S8VK-T12024 Detailed Technical Specifications
Three-phase 380V input DIN rail switching power supply, rated 120W DC24V/5A
- Input Specifications
| غرض | المعلمة |
| Rated Three-phase Input | AC380～480V, 50/60هرتز |
| Three-phase Operating Voltage Range | AC320～576V |
| Two-phase Input Range | AC340～576V (two-phase operation supported) |
| DC Input | DC450～810V |
| المدخلات الحالية | تقريبا. 0.45A @ AC400V full load |
| تيار الاندفاع | Internally limited |
| Recommended Circuit Breaker | B/C/D type, 5～20A (ثلاث مراحل); 2～20A (two-phase) |
| Recommended Fuse | 600في دي سي, 5A fast blow |
- Output Specifications
| غرض | المعلمة |
| تصنيف الناتج الجهد | تيار مستمر 24 فولت |
| تصنيف الانتاج الحالي | 5أ |
| القوة المقدرة | 120دبليو |
| Output Adjustment Range | 24الخامس ± 10% (V.ADJ potentiometer) |
| تموج & ضوضاء | 120mVp-p (عادي) |
| سعة التحميل الزائد | Overload protection activates at 121% التصنيف الحالي, الاسترداد التلقائي |
| حماية الجهد الزائد | Triggered at approx.130% rated voltage, latches off output, reset by power cycle |
| إنذار انخفاض الجهد | Built-in undervoltage detection signal |
| Parallel Operation | Multiple units parallelable (follow current-sharing requirements) |
| Series Operation | الأعلى. 2 units in series, external isolation diode required |
- العزل & تحمل الجهد
- Input ↔ Output: AC3000V, 1دقيقة, cut-off current 20mA
- Input ↔ PE: AC2500V, 1دقيقة, cut-off current 20mA
- Output ↔ PE: AC1000V, 1دقيقة, cut-off current 30mA
- مقاومة العزل: ≥100MΩ (DC500V, between input/output/PE)
- الظروف البيئية
| غرض | المعلمة |
| درجة حرارة التشغيل | -40℃～+70℃ (derating required above 50℃, no condensation or icing) |
| درجة حرارة التخزين | -40～+85 درجة مئوية |
| الرطوبة النسبية | 0~ 95% رطوبة نسبية (عملية & storage, غير التكثيف) |
| مقاومة الاهتزاز | 10～55Hz, amplitude 0.375mm, 2 hours per axis for 3 محاور |
| مقاومة الصدمات | 150م/ث², 3 shocks per direction for 6 directions |
| طريقة التبريد | التبريد بالحمل الحراري الطبيعي, بدون مروحة |
| حماية الدخول | IP20 (for cabinet internal use) |
- المواصفات الميكانيكية
تصاعد: DIN35mm rail mounting
أبعاد: H125 × W40 × D112.2 mm
المحطات: Screw-type terminals
وزن: تقريبا. 600ز
خياري: Conformal coated PCB version (anti-corrosion & مقاوم للغبار)
- مصداقية & الشهادات
MTBF: ≥135,000 hours
مؤشر: Green DC ON lamp, illuminates when output ≥80~90% rated voltage
شهادات السلامة: أول, وكالة الفضاء الكندية, CE and other global industrial standards
- تعريف المحطة
- L1, L2, L3: Three-phase AC input
- بي: الأرض الواقية (must be earthed reliably)
- +V, -V: DC24V output
- V.ADJ: Output voltage trim potentiometer
- Summary of Protection Functions
✅ Overload protection (الاسترداد التلقائي)
✅ Short-circuit protection (الاسترداد التلقائي)
✅ Output overvoltage protection (latch-off, reset by power cycle)
✅ Built-in undervoltage monitoring
✅ Input surge suppression
- Critical Notes
- Derating is mandatory when ambient temperature＞50℃
- Load capacity will be limited under two-phase input
- External diodes are mandatory for series connection; direct series connection is prohibited
- PE terminal must be reliably earthed to comply with safety standards
OMRON S8VK-T Three-phase DIN Rail Power Supply Full Series List
S8VK-T: Three-phase AC380~480V input, DC24V output, DIN35 rail mounting, fanless natural cooling; لاحقة -400 = conformal coated PCB (for dust, moisture and corrosive environments)
Standard Models
| نموذج | القوة المقدرة | الإخراج | التصنيف الحالي | Peak Boost Current | Dimension W×H×D(مم) |
| S8VK-T12024 | 120دبليو | تيار مستمر 24 فولت | 5أ | 6أ | 40 × 125 × 112.2 |
| S8VK-T24024 | 240دبليو | تيار مستمر 24 فولت | 10أ | 12أ | 60 × 125 × 140 |
| S8VK-T48024 | 480دبليو | تيار مستمر 24 فولت | 20أ | 24أ | 95 × 125 × 140 |
| S8VK-T96024 | 960دبليو | تيار مستمر 24 فولت | 40أ | 48أ | 135 × 125 × 170 |
Conformal Coated (Anti-corrosion) نماذج
| Coated Model | Corresponding Standard Model | قوة | ملاحظات |
| S8VK-T12024-400 | S8VK-T12024 | 120دبليو | PCB with coating, for dusty and humid environments |
| S8VK-T24024-400 | S8VK-T24024 | 240دبليو | PCB with coating |
| S8VK-T48024-400 | S8VK-T48024 | 480دبليو | PCB with coating |
| S8VK-T96024-400 | S8VK-T96024 | 960دبليو | PCB with coating |
قائمة الملحقات
| نموذج التبعي | وصف | Applicable Units |
| S82Y-VK10F | Front mounting bracket | T12024 (120دبليو) |
| S82Y-VK20F | Front mounting bracket | T24024 / T48024 (240دبليو, 480دبليو) |
| S8VK-R10 | Redundancy module 10A | For power redundancy with S8VK-T |
| S8VK-R20 | Redundancy module 20A | For power redundancy with S8VK-T |
Common Specifications for Entire S8VK-T Series
- مدخل: Three-phase AC380～480V; operating range AC320～576V; two-phase input supported; DC450~810V DC input
- الإخراج: تيار مستمر 24 فولت, adjustable range 24V±10% (V.ADJ potentiometer)
- حماية: الزائد / ماس كهربائى (الاسترداد التلقائي), output overvoltage latch-off (reset by power cycle), built-in undervoltage monitoring
- بيئة: Operating temperature -40℃ ~ +70℃, derating required above 50℃; fanless natural cooling; IP20 cabinet use
- تحمل الجهد: Input↔Output AC3000V 1min; Input↔PE AC2500V 1min; Output↔PE AC1000V 1min
- تصاعد: DIN35 rail, محطات المسمار; multiple units parallelable for capacity expansion; الأعلى. 2 units in series (external diode required)
نصائح الاختيار السريع
All models are single DC24V output. S8VK-T series has no other voltage options (12V/48V not available in T series)
نموذج بدون -400: Standard PCB for normal control cabinets; with `-400`: Coated board for dusty, humid and corrosive gas environments
S8VK-T is three-phase power supply, do not confuse with single-phase S8VK-C / S8VK-G
Redundant power supply requires separate S8VK-R redundancy module
OMRON S8VK-T Three-phase DIN Rail Power Supply Cross-Brand Model Comparison Table
Matching prerequisites: Three-phase AC380~480V input, DC24V output, DIN35 rail mount, fanless natural cooling. Grouped into【Premium International Brands】【Taiwan Brands】【Domestic Industrial Brands】; replacement rating marked. ⚠️Differences exist in dimension, terminal layout, BOOST capability and PCB coating. Drawings must be verified for direct replacement.
| OMRON Original Model | Spec. | اتصال فينيكس | Meanwell | Meanwell Remarks | سيمنز | دلتا |
| S8VK-T12024 (120W/5A) | 3-phase 380V input 24V 5A | QUINT4-PS/3AC/24DC/5 PN:2904620 | TDR-120-24 | DRT-120 obsolete; TDR is replacement; three-phase input, بدون مروحة | 6EP3436-8SB00-0AY0 | DRL-24V120W3ENA |
| S8VK-T24024 (240W/10A) | 3-phase 380V input 24V 10A | TRIO-PS/3AC/24DC/10 2866459 | TDR-240-24 | DRT-240 obsolete; new TDR, parallelable | 6EP3437-8SB00-0AY0 | DRL-24V240W3ENA |
| S8VK-T48024 (480W/20A) | 3-phase 380V input 24V 20A | TRIO-PS/3AC/24DC/20 2866462 | TDR-480-24 | DRT-480 obsolete; new TDR, parallel expansion supported | 6EP3438-8SB00-0AY0 | DRL-24V480W3ENA |
| S8VK-T96024 (960W/40A) | 3-phase 380V input 24V 40A | TRIO-PS/3AC/24DC/40 2866404 | TDR-960-24 | DRT-960 obsolete; new TDR, max 40A output | 6EP3440-8SB00-0AY0 | DRL-24V960W3ENA |
Conformal Coated Version (-400 Anti-corrosion) مرجع متقاطع
S8VK-Txxx24-400 (PCB conformal coating for dusty/humid/corrosive environments)
- اتصال فينيكس: QUINT4 series Coated version (coating option via suffix)
- Meanwell TDR: Custom conformal coating available (standard TDR uncoated, custom order required)
- سيمنز: SITOP PSU coated version
- محلي: RDW series with three-proof coating
Redundancy Module Cross Reference (S8VK-R10 / S8VK-R20)
| OMRON Redundancy Module | Phoenix Redundancy | Meanwell Redundancy | Siemens Redundancy |
| S8VK-R10 (10أ) | QUINT-DIODE/12-24DC/10 | DR-RDN20 | 6EP1961-3BA01 |
| S8VK-R20 (20أ) | QUINT-DIODE/12-24DC/20 | DR-RDN20 | 6EP1961-3BA21 |
Key Difference Notes (التركيز على الاختيار)
- BOOST Peak Capacity
S8VK-T fixed 120% Power Boost for all models; Phoenix QUINT4 has stronger dynamic BOOST for short-time peak loads; Meanwell TDR uses conventional constant current limiting.
- خصائص الإدخال
OMRON S8VK-T supports two-phase input. Some competitors’ three-phase power supplies do not support two-phase single-side power supply, verify carefully for retrofit projects.
- البعد & تثبيت
OMRON S8VK-T is compact narrow-width design; Phoenix TRIO and Siemens SITOP models of same power are generally wider. DIN rail mounting space is the most common bottleneck for direct replacement.
- Protection Logic Difference
S8VK-T overvoltage protection is output latch-off, reset by power cycle. Some competitors adopt hiccup auto-recovery, which may affect control system logic.
- نطاق درجة الحرارة
OMRON S8VK-T features -40℃ cold start advantage; some Taiwan and domestic brands have lower limit of -30℃, use caution for cold-region equipment.
Selection Recommendation Strategy
Export equipment, موثوقية عالية, cold environment: Prefer Phoenix QUINT4 / Siemens SITOP
Cost priority, ordinary domestic automation equipment: Meanwell TDR series
Budget control for domestic projects: Domestic RDW three-phase DIN rail power supply
