PMR 概述 √ 内置MCU（微处理控制器） √ 逆相/缺相/电压不平衡保护 √ 电压不平衡率 设定：2~15% √ 动作原因确认功能 √ 超强环境适应性 √ 故障安全操作

PMR 保护功能

√  电压不平衡           5秒

√  反转                  0.1秒

√  缺相                    1秒

PMR 技术参数

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基本项目                                                                                                                      

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产品范围                            EOCR

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产品名称                            PMR

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产品用途                            电压保护继电器

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保护型电压                       Vm电压不平衡

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电源类型                         AC

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电源频率                              50…60 Hz

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保护范围                              160…480 VDC

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电气及机械特性                                                                                                                                  

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[ Us ]额定工作电压         220VAC/440VAC

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包装方式                                纸盒

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输出触点                              1NC/NO 

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[ Ue ]正常运行电压              电源电路  220 V DC 50...60 Hz IEC 60947-4-1

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[Uimp]正击脉冲电压            6 kV IEC 60947-4-1

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复位方式                                手动、断电、自动

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脱扣时间                               O-Time : 0.2...10 s

                                             R-Time : 0.5...30 s

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显示方式                               LED（2个）

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功耗                                      2W

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Tightening torque              1.7 N.m for control circuit - lug-clamp, cable - 7 mm head

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长度                                         79.3mm

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宽度                                         50mm

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高度                                          106.5mm

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重量                                          0.21kg

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使用环境                                                                                                                      

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标准                                            IEC 60947-4-1

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IP等级                                        IP20 IEC 60529

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使用温度                                   -20...60 °C IEC 60947-4-1

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存储温度                                     -30...80 °C

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海拔                                             2000 m

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阻燃性                                         650 °C IEC 60695-2-12     960 °C UL 94

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耐冲击性                                      15 gn for 11 ms IEC 60068-2-7

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耐震性                                           4 gn 판넬 취부 IEC 60068-2-6

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내서지                                           6 kV IEC 61000-4-5

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[Ith]连续通电电流                        5A

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容许电流                                      5A 250VAC

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PMR 接线图

PMR 外形尺寸

EOVR 选型表