SHK系列防护型熔断器式负荷开关,适用于50Hz,额定工作电压415V(380)以下,直流额定电压至440V,额定工作电流1600A以下。在工业企业配电系统中做不频繁接通及分断电路。
一、使用环境
1、海拔高度2000米,
2、环境温度不高于+40℃,不低于-5℃,
3、空气相对湿度不大于95%,
4、无爆炸危险的介质,且介质无足以腐蚀金属和破坏绝缘的气体与尘埃,
5、无显著摇动和冲击震动的地方,
6、无雨雪侵袭的环境。
二、结构特点
本开关采用防护钢制铁壳,内装负荷隔离开关及熔断器组,配有柜外操作自锁手柄。
三、主要技术参数
1、型号含义:
SHK2R2-□/□ Z
中性端子(俗称零线端子)
极数(3P或4P)
额定工作电流
防护型熔断器式负荷开关
2、主要技术参数
额定电流A |
63 |
100 |
160 |
200 |
315 |
400 |
500 |
630 |
1000 |
1250 |
1600 |
介电强度V |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
5000 |
绝缘电压V |
750 |
750 |
750 |
750 |
750 |
750 |
750 |
750 |
750 |
750 |
750 |
分断能力 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
接通能力 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
1250 |
寿命 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
10000 |
四、使用维护
1.开关应垂直安装,安装前应检查名牌内容是否符合使用要求。确认开关的使用状态,开关处于闭合状态,开关箱的门自锁打不开,只有处于分断状态开关箱的门才能打开。
2.开关上端子和接线裸母线应包扎绝缘物,防止开关相间短路。
3.开关每使用半年左右,就应该进行一次维护。若转动部位不灵活,可涂润滑油。检查紧固件是否有松动,且针对不同情况加以维修,若损坏严重则应停止使用。
五、型号规格
SHKR2R-160/3 SHK2R-250/3 SHK2R-400/3 SHK2R-630/3 SHK2R-160/4 SHK2R-250/4 SHK2R-400/4 SHK2R-630/4 SHK1R-160/35 SHK1R-100/35 SHK1R-250/35 SHK1R-400/35 SHK1R-630/35 SHK1-160/45 SHK1R-250/45 SHK1R-400/45 SHK1R-630/45
SHR-100/3 SHR-100/3R SHR-100/4SHR-100/4RSHR-160/3SHR-160/3R SHR-160/4 SHR-160/4R SHR-200/3SHR-200/3RSHR-200/4SHR-200/4R SHR-315/3 SHR-315/3RSHR-315/4SHR-315/4RSHR-400/3 SHR-400/3RSHR-400/4SHR-400/4R SHR-600/3SHR-600/3R SHR-600/4 SHR-600/4RSHR-800/3SHR-800/3R SHR-800/4SHR-800/4R SHR-1000/3 SHR-1000/3RSHR-1000/4SHR-1000/4R SHR-100/335SHR-100/435 SHR-160/335SHR-160/435SHR-200/335 SHR-200/435SHR-315/335 SHR-315/435SHR-400/335SHR-400/435 SHR-600/335SHR-600/435 SHR-800/335SHR-800/435SHR-1000/335SHR-1000/435
NHF-100/3 NHFR-100/4 NHF-160/3NHF-160/4NHF-200/3NHF-200/4 NHF-315/3 NHF-315/4 NHF-600/3NHF-600/4NHF-800/3NHF-800/4 NHF-1000/3NHF-1000/4
SFH4K-10/3 SFH4K-15/3SFH4K-20/3SFH4K-35/3SFH4K-60/3SFH4K-80/3SFH4K-100/3SFH4K-160/3SFH4K-200/3SFH4K-315/3SFH4K-400/3SFH4K-500/3SFH4K-600/3SFH4K-800/3SFH4K-1000/3
SFH4K-10/4 SFH4K-15/4SFH4K-20/4SFH4K-35/4SFH4K-60/4SFH4K-80/4SFH4K-100/4SFH4K-160/4SFH4K-200/4SFH4K-315/4SFH4K-400/4SFH4K-500/4SFH4K-600/4SFH4K-800/4SFH4K-1000/4
乐清市中一电气有限公司主营变压器,互感器 LJM-1零序电流互感器厂家直销SHK2R-160/35负荷开关箱;
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