文件编号
Doc.No.
NDT2920214
版次
Edition
第
2
版
Version2
实施日期
Implementation date
20190417
10
“分”
“Open”
辅助触头
Auxiliary contact
“合”
“Close”
“接通”与“断开”相互转换
Mutual transferring between “On” and “Off”
8
使用和维护
Application & Maintenance
8.1
运行前检查和准备
Checks and preparation before operation
运行前应检查以下各项
Check following items before operation
：
（
1
）核对接线是否正确。
Check for correct wiring
特别是检查断路器的输入端子（
1
、
3
、
5
）应接入电源线，输出端子（
2
、
4
、
6
）应接至负载线。
（
2
）确认端子间或暴露的带电部分没有短路或对地短路情况。
（
3
）确认端子连接和固定螺钉均应紧固无松动。
(1)Check that the inlet terminals (1, 3 and 5) of the breaker are connected with power wires, while
outlet
terminals (2, 4 and 6) are connected with load wires.
(2)Check that no short circuit or short to ground occurs between terminals or in exposes live parts.
(3)Check that terminal connection and fixing bolts are fastened without looseness.
8.2
试运行
Commissioning
按
9.1
条各项全部确认无异常情况后，可以进行试运行。
After confirming that all items in Section 9.1 are normal, then start the commissioning.
（
1
）用户根据需要在调节面板上调整好
I
r
、
T
r
、
I
sd
、
T
sd
、
I
i
等。
（
2
）扳动操作手柄，投入电源。
（
3
）断路器主电路带电后，按紧急脱扣按钮，断路器应脱扣，操作手柄处于脱扣位置。
(4)
如果试运行都能满足，可投入运行。
(1)Adjust values of I
r
, T
r
,
I
sd
,T
sd
,I
i
etc. s in panel as needed.
(2)Operate the handle and connect power supply.
(3)After the main circuit of the breaker is electrified, press the emergency tripping button with the
handle in
tripping position to trip the breaker.
(4)If commissioning is satisfactory, the breaker can be put in operation.
8.3
维护
Maintenance
维护检查必须有专业技术人员负责。
Maintenance checks should be done by specialized technical personnel.
用户如需选用内、外附件，按所订型号由本公司提供，以保证质量。如用户自行选购或改装，本公
司不能负责。
User should use internal and external accessories provided by Nader so as to endure their
quality; Nader should not be held reliable for purchase of accessories from other companies or
2019.12.26
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