Description
GENERAL ELECTRIC SFLA36AT0250 3-POLE CIRCUIT BREAKER 250A 技术参数如下：
1. 基本信息
- 制造商：General Electric（通用电气）
- 型号：SFLA36AT0250
- 类型：3极塑壳断路器（MCCB）
- 额定电流：250A
- 电压等级：600V（AC）
- 极数：3极
- 安装方式：螺栓固定
2. 短路分断能力
- AIC（短路电流额定值）：
- 480V：65kA
- 600V：50kA（根据具体应用场景可能略有不同）
3. 脱扣器特性
- 脱扣类型：
- 热磁脱扣器：提供长延时过载保护和瞬时短路保护。
- 可调脱扣范围：
- 长延时过载保护：可调，适应不同负载需求。
- 瞬时短路保护：固定或可调，确保快速切断短路电流。
- 保护功能：
- 过载保护（长延时）
- 短路保护（瞬时）
- 可选功能：接地故障保护（需额外配置）
4. 环境与机械参数
- 操作温度范围：
- 储存温度：-40°C 至 +85°C
- 操作温度：-20°C 至 +70°C
- 机械寿命：≥20,000次操作
- 电气寿命：≥10,000次操作（在额定电流下）
- 防护等级：IP40（防止直径大于1mm的固体进入）
- 污染等级：3级（适用于工业环境）
5. 尺寸与重量
- 尺寸（约）：
- 宽度：10.12英寸（257mm）
- 高度：4.12英寸（105mm）
- 深度：3.81英寸（97mm）
- 重量：约10-15磅（4.5-6.8kg，具体重量因配置而异）
6. 标准与认证
- 符合标准：
- UL 489（美国保险商试验所断路器标准）
- IEC 60947-2（低压开关设备和控制设备）
- CSA C22.2 No. 5（加拿大标准协会）
- 认证：
- CE认证（欧盟符合性）
- RoHS合规（限制有害物质）
7. 应用领域
- 配电系统：
- 用于分配电能，保护电路免受过载、短路和接地故障的影响。
- 电动机控制：
- 适用于不频繁启动的电动机，提供过载和短路保护。
- 工业设备：
- 用于保护生产线、机械和设备，确保安全运行。
8. 可选附件
- 辅助触点：提供断路器状态信号（如合闸、分闸）。
- 报警触点：在脱扣时发出报警信号。
- 分励脱扣器：远程控制断路器分闸。
- 欠压脱扣器：在电压过低时自动分闸，保护设备。
- 旋转手柄：提供手动操作功能。
9. 技术优势
- 高可靠性：采用优质材料和先进工艺，确保长期稳定运行。
- 灵活配置：可根据应用需求选择不同的脱扣器和附件。
- 易于安装：螺栓固定设计，安装方便快捷。
- 长寿命：机械和电气寿命长，减少维护成本。
10. 注意事项
- 安装前检查：确保断路器型号与系统参数匹配。
- 定期维护：定期检查脱扣器和触点，确保功能正常。
- 环境要求：避免在高温、高湿或腐蚀性环境中使用。
如需进一步的技术支持或配置建议，请联系General Electric官方技术支持团队。
The technical parameters of General Electric SFLA36AT0250 3-POLE CIRCUIT BREAKER 250A are as follows:
1. Basic information
Manufacturer: General Electric
model: SFLA36AT0250
Type: 3-pole molded case circuit breaker (MCCB)
Rated current: 250A
Voltage level: 600V (AC)
Number of poles: 3 poles
Installation method: fixed with bolts
2. Short circuit breaking capacity
AIC (short-circuit current rating):
480V：65kA
600V: 50kA (may vary slightly depending on specific application scenarios)
3. Characteristics of the release device
Release type:
Thermomagnetic release: Provides long-term overload protection and instantaneous short circuit protection.
Adjustable release range:
Long delay overload protection: adjustable to meet different load requirements.
Instantaneous short circuit protection: fixed or adjustable, ensuring quick interruption of short circuit current.
Protection function:
Overload protection (long delay)
Short circuit protection (instantaneous)
Optional function: Ground fault protection (requires additional configuration)
4. Environmental and mechanical parameters
Operating temperature range:
Storage temperature:- 40 ° C to+85 ° C
Operating temperature:- 20 ° C to+70 ° C
Mechanical lifespan: ≥ 20000 operations
Electrical lifespan: ≥ 10000 operations (at rated current)
Protection level: IP40 (prevents solids with a diameter greater than 1mm from entering)
Pollution level: Level 3 (applicable to industrial environments)
5. Size and weight
Size (approximately):
Width: 10.12 inches (257mm)
Height: 4.12 inches (105mm)
Depth: 3.81 inches (97mm)
Weight: Approximately 10-15 pounds (4.5-6.8kg, specific weight varies depending on configuration)
6. Standards and Certification
Compliant with standards:
UL 489 (Underwriters Laboratories Circuit Breaker Standard)
IEC 60947-2 (Low voltage switchgear and control gear)
CSA C22.2 No. 5 (Canadian Standards Institute)
authentication:
CE certification (EU conformity)
RoHS Compliance (Restriction of Hazardous Substances)
7. Application Fields
Power distribution system:
Used for distributing electrical energy and protecting circuits from overload, short circuit, and ground faults.
Motor control:
Suitable for motors that do not start frequently, providing overload and short circuit protection.
Industrial equipment:
Used to protect production lines, machinery, and equipment, ensuring safe operation.
8. Optional attachments
Auxiliary contacts: provide circuit breaker status signals (such as closing and opening).
Alarm contact: emits an alarm signal when tripped.
Split release: remotely control the circuit breaker to open.
Undervoltage release: automatically opens when the voltage is too low to protect the equipment.
Rotating handle: Provides manual operation function.
9. Technical advantages
High reliability: Using high-quality materials and advanced technology to ensure long-term stable operation.
Flexible configuration: Different release devices and accessories can be selected according to application requirements.
Easy to install: Bolt fixed design, easy and fast installation.
Long lifespan: Long mechanical and electrical lifespan, reducing maintenance costs.
10. Precautions
Pre installation inspection: Ensure that the circuit breaker model matches the system parameters.
Regular maintenance: Regularly inspect the release and contacts to ensure proper functionality.
Environmental requirements: Avoid use in high temperature, high humidity, or corrosive environments.
For further technical support or configuration suggestions, please contact the official technical support team of General Electric.
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