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产品名称：
PFS1 相故障继电器
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PFS1 相故障继电器
这些继电器检测系统供电的负序电压组件，适用于三相负荷监控输入电源。 它可以防止相失衡、相序颠倒等情况的发生，这些情况会对电机绕组产生危险并引起电机烧毁。
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型号及名称 |
P1PFS1 |
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供电电压 |
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系统 |
110/240/380/415 V AC ±10%， 50/60Hz |
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辅助 |
内置 |
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输出触点 |
1 CO (按正确的相序进行采集 ) |
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跳闸设置值 ( 伏特 ) |
无 |
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相序 |
有 |
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相位失衡 |
无 |
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跳闸延时开启断相/相序 |
无 |
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水位 |
无 |
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跳闸延时 |
无 |
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重置模式 |
自动 |
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重量 |
90克 |
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尺寸 (mm) ： |
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外形尺寸（长 × 宽 × 高） |
50x40x80 |
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安装尺寸（长 × 宽） |
8-针插入 |
| Introduction: |
| It is Phase Sequence Relay. It is best suitable for protection of balanced 3 phase loads or 3 phase Motor / Pump loads only. It offers protection against Phase Failure, Phase Unbalance, Phase Sequence Reversal, Under Voltage & Over Voltage faults. It is useful for incoming side, Mains Supply monitoring, General voltage faults, AMF/Transfer Switch Panels & Pump Control Panels. It is available in 8 pin Plug-in base mounting & flash mounting enclosure. | |
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| Features: |
· Monitors phase sequence of 3 phase voltage.
· Built-in Auxillary Supply.
· Auto Reset.
· 8 PIN socket base mounted Enclosure.
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| Application Areas: |
| Suitable for monitoring the Phase reverse conditions. Hoist Motors Small Machine tools Compressor motors LT Power Distribution Board | |
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| Technical Specifications: |
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Specifications |
| 1 |
Supply Voltage |
System 110 / 240 / 380 / 415 V AC ±10%, 50 / 60 Hz; Auxiliary N.A. |
| 2 |
Output Contacts |
1 CO (Pick-up on correct phase sequence) |
| 3 |
Trip Setting (Volts) |
Phase unbalance N.A.; Under Voltage N.A.; Over Voltage N.A.; Water Level N.A. |
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Trip Time Delay |
On Phase Failure/Seq. N.A. |
| 5 |
Resetting Mode |
Auto |
| 6 |
Weight |
90 gms. |
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Dimensions (mm) |
Overall (L x W x D) 50 x40 x 80; Mounting (L x W) 8 - Pin Plug-in | | |
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