Siemens Board A5E36717813
原价为：$798.60。$726.00当前价格为：$726.00。
Siemens 3AE Series – SION Medium-Voltage Vacuum Circuit Breakers
Complete vacuum circuit breaker portfolio for medium-voltage distribution up to 24kV. Available in standard (3AE1), compact modular (3AE5 SION), intelligent predictive (3AE8 Smart), and IEEE/ANSI (3AE3) configurations. Rated current 800–4000A, breaking capacity 25–40kA, 30,000 mechanical operations life. Features spring-operated mechanism, flexible pole center distances (150–275mm), fixed or withdrawable versions, and comprehensive release options. Compatible with NXAIR M, KYN28, and major switchgear brands for retrofit. UL recognized, IEC/IEEE compliant.
Summary of Key Specifications by Series
| Series | Voltage | Current Range | Breaking Capacity | Mechanical Life | Key Feature |
|---|---|---|---|---|---|
| 3AE1 | Up to 24kV | — | 25kA | 30,000 | NXAIR M switchgear integration |
| 3AE5 | 7.2–24kV | 800–4000A | 25–40kA | 30,000 | 30% smaller volume, modular |
| 3AE8 | Up to 24kV | — | — | — | Predictive maintenance, IoT-enabled |
| 3AE3 | Up to 12kV | 1250–2500A | 31.5–40kA | — | UL recognized, IEEE C37.20.2 |
Main Product Series – Function & Application Comparison
| Circuit Breaker Series | Voltage Rating | Key Features | Typical Applications |
|---|---|---|---|
| 3AE1 | 12–24 kV | Standard vacuum circuit breaker, spring-operated mechanism, up to 25kA short-circuit withstand, used in NXAIR M switchgear | Air-insulated medium-voltage switchgear, transformer substations, industrial power distribution |
| 3AE5 (SION) | 7.2–24 kV | Compact design, 30% smaller volume, modular construction, 12–40kA breaking capacity, up to 2500A rated current | Standard medium-voltage switchboards (KYN28), industrial plants, OEM switchgear integration |
| 3AE8 (SION Smart) | Up to 24 kV | Intelligent vacuum circuit breaker, integrated sensors, predictive maintenance, self-learning algorithm, NXpower Corex platform | Smart grids, critical power infrastructure, digital substations, predictive maintenance applications |
| 3AE3 (for IEEE/ANSI) | Up to 12 kV | UL recognized, IEEE C37.20.2 compliant, withdrawable variant, mechanical interlocks for stored energy protection | North American switchgear, ANSI/IEEE standard applications, retrofit projects |
Typical Applications & Industries:
✓ Medium-voltage power distribution (up to 24kV) ✓ Industrial plant substations
✓ Transformer and generator protection ✓ Capacitor bank switching
✓ Motor and feeder protection ✓ Renewable energy integration
✓ Switchgear retrofits (ABB HPA, Schneider HWX replacements) ✓ Smart grid digital substations
Detailed Description – Siemens 3AE Vacuum Circuit Breaker Portfolio
1. 3AE1 Series – Standard Vacuum Circuit Breaker for NXAIR M
The 3AE1 is a 3-pole indoor vacuum circuit breaker designed specifically for use in Siemens NXAIR M air-insulated medium-voltage switchgear . It is built for ratings up to 24kV and provides reliable switching and protection for transformer substations and industrial plants.
Key Features:
✓ 3-pole design – Indoor installation, metal-clad switchgear compatible
✓ Spring-operated mechanism – Reliable mechanical energy storage
✓ Rated voltage – Up to 24 kV
✓ Short-time withstand current – Up to 25 kA (1 second)
✓ Integrated rating plate – Clear identification on mechanism unit
✓ Type-tested – IEC 62271-200 compliant
Typical Applications: Transformer substations of public power supply systems, industrial plants, medium-voltage distribution networks
Mechanical Specifications:
Mechanical life: 30,000 operations
10,000 maintenance-free operating cycles
Ambient temperature: −25°C to +55°C
Example models: 3AE1 (standard version for NXAIR M)
2. 3AE5 (SION) Series – Compact Modular Circuit Breaker
The SION 3AE5 vacuum circuit breaker is the customized package for panel builders – the most compact vacuum circuit breaker from Siemens for air-insulated medium-voltage switchboards up to 12kV. It is 30% smaller in volume compared to its predecessor .
Key Features:
✓ Ultra-compact dimensions – 540mm (H) × 447mm (W) × 390mm (D) – same dimensions across all voltage levels
✓ Flexible pole center distances – 150 / 160 / 210 / 275 mm options
✓ Modular accessory system – Withdrawable module, contact arms, fixed contacts, feed-throughs
✓ Multiple contact arm diameters – Ø 35 / 60 / 79 mm
✓ Fixed or withdrawable versions – Adaptable to panel requirements
Electrical Specifications:
| Parameter | Values |
|---|---|
| Rated voltage | Up to 12 kV / 17.5 kV / 24 kV |
| Rated current | 800 / 1250 / 1600 / 2000 / 2500 / 3150 / 4000A* (*with forced cooling) |
| Breaking capacity | 25 / 31.5 / 40 kA |
| Short-time withstand | Up to 40 kA / 3 sec |
| Mechanical life | 30,000 operations |
| Maintenance-free | 10,000 operating cycles |
| Capacitor switching class | C2 with inrush up to 20kA |
Control & Auxiliary Features:
Spring charging motor (M1) – <10 sec charging time
Shunt release (Y1) – <80ms opening time
Second shunt release (Y2)
Undervoltage release (Y7)
Overcurrent release (Y4) – 1A or 0.5A
12 NO + 12 NC auxiliary switches
58-pin secondary connector
Anti-pumping feature
Mechanical switch-on interlocking
Electrical switch-on interlocking
Typical Applications: KYN28 switchgear integration (no cabinet modification required), OEM panel building, industrial power distribution, motor and feeder protection, capacitor bank switching
Example models: 3AE5 (SION standard), 3AE5 withdrawable variant, 3AE5 with IEEE interlock (J59 code)
3. 3AE8 (SION Smart) Series – Intelligent Predictive Maintenance
The 3AE8 SION Smart vacuum circuit breaker is Siemens’ next-generation intelligent breaker, built on the NXpower Corex technology platform. It combines classic Siemens vacuum switching technology with advanced sensing and IoT connectivity .
Key Features:
✓ Closed-loop health diagnosis system – Data collection → diagnostics → health assessment → maintenance recommendations
✓ High-precision sensors – 10kHz sampling rate meets latest standards
✓ Self-learning algorithm – Combines historical and field data for accurate predictions
✓ Predictive maintenance – Shift from passive/planned to predictive maintenance
✓ Full EMC certification – Based on protection relay standards
✓ Remote/local sequence control – Enhanced operational safety
✓ Video monitoring integration – Real-time visual confirmation
Monitoring Coverage:
✓ Main circuit monitoring
✓ Vacuum interrupter condition
✓ Secondary devices status
✓ Mechanism health
✓ Environmental conditions
Typical Applications: Smart grids, digital substations, critical power infrastructure, facilities requiring predictive maintenance, Industry 4.0-ready switchgear
Example models: 3AE8 SION Smart with health diagnosis system
4. 3AE3 Series – IEEE/ANSI Standard for North America
The SION 3AE3 vacuum circuit breaker is designed for IEEE/ANSI standards and carries the UL RECOGNIZED COMPONENT MARK for Canada and the United States .
Key Features:
✓ UL recognized – Complies with ANSI/IEEE C37.20.2-2015
✓ Mechanical interlock – Prevents withdrawable part removal when springs are charged or main contacts closed
✓ Testing interlock – Prevents inadvertent discharge of stored energy
✓ Withdrawable design – DISCONNECT / TEST / CONNECT positions
✓ 64-pin low-voltage connector – Extended cable harness for control and signal connections
Position Indicator States:
| Position | Description |
|---|---|
| DISCONNECT | Breaker inserted, low-voltage connector disconnected, springs discharged |
| TEST | Breaker inserted, LV connector connected, control/signal functions testable |
| CONNECT | Breaker racked onto busbar, fully operational |
Typical Applications: North American switchgear (IEEE/ANSI standards), retrofit projects, utility substations, industrial facilities in US/Canada
Example models: 3AE3 on withdrawable part (with J59 code), 3AE5 for IEEE/ANSI applications
Key Technology Features Across 3AE Series
Vacuum Interrupter Technology
All 3AE circuit breakers utilize Siemens’ proven vacuum switching technology . Key advantages include:
Constant electrical parameters throughout service life
30,000 mechanical operations endurance
Environmentally friendly – no SF6 gas required
High dielectric strength and fast arc extinction
Compact & Modular Design
The 3AE5 series is engineered for maximum flexibility :
30% smaller volume than predecessor
Standardized dimensions across voltage levels reduces planning overhead
Multiple pole center distances for different switchgear interfaces
Accessory packs simplify installation
Operating Mechanism
Spring-operated mechanism with manual or motor charging
Motor charging time: <10 seconds
Closing time: <75ms
Opening time: <80ms (shunt release)
58-pin secondary connector for control and monitoring
Safety Features
Mechanical/electrical interlocks prevent incorrect operation
Stored energy protection (IEEE interlock on 3AE3)
Anti-pumping circuit prevents multiple close commands
Optional undervoltage and overcurrent releases
Selection Guide – Understanding the Naming Convention (Siemens 3AE Series)
Siemens 3AE part numbers follow a structured logic. Understanding the coding helps rapid selection.
Product family: 3AE = Siemens medium-voltage vacuum circuit breaker
Series identifier breakdown:
| Prefix | Series | Key Characteristics |
|---|---|---|
| 3AE1 | Base series | Standard version for NXAIR M switchgear, up to 24kV |
| 3AE5 | SION standard | Compact modular design, wide current/voltage options, panel builder focus |
| 3AE8 | SION Smart | Intelligent with predictive maintenance, NXpower Corex platform |
| 3AE3 | IEEE/ANSI | UL recognized, North American standards |
Example ordering code (12kV, 1250A, 31.5kA, 150mm pole pitch, 205mm pole center):
| Parameter | Options |
|---|---|
| Rated voltage | 12 kV |
| Rated current | 1250A |
| Breaking capacity | 31.5 kA |
| Pole center distance | 150 mm / 210 mm / 275 mm |
| Pole distance | 205 mm / 275 mm / 310 mm |
| Coil voltages | DC or AC (specify) |
| Accessories | Secondary shunt release, undervoltage release, overcurrent release, auxiliary switches |
Size reference – 3AE5 dimensions :
| Dimension | Measurement |
|---|---|
| Height | 540 mm |
| Width | 447 mm |
| Depth | 390 mm |
Current & breaking capacity matrix :
| Current Rating | Breaking Capacity | Compatible with |
|---|---|---|
| 800A | 25 / 31.5 kA | KYN28, NXAIR |
| 1250A | 25 / 31.5 kA | KYN28, NXAIR |
| 1600A | 31.5 / 40 kA | KYN28 (forced cooling) |
| 2000A | 40 kA | KYN28 |
| 2500A | 40 kA | KYN28 |
| 3150A | 40 kA | KYN28 (forced cooling) |
| 4000A | 40 kA | KYN28 (forced cooling) |
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