Description
517-0224-16A-458525 GE gas turbine control I/O module
517-0224-16A-458525 GE gas turbine control I/O module
In order to prevent the electric energy meter from burning out due to the rise of a phase voltage caused by the load imbalance after the neutral point of the low-voltage power supply line is disconnected, the input voltage of the single-phase electric energy meter is increased to 420V, and after 4 hours, the electric energy meter is checked at the rated voltage to be qualified (someone should be on duty during the test, pay attention to safety, and immediately cut off the power and check if there is any abnormality).
Both of these are important for electronic energy. In particular, the electromagnetic compatibility performance has a very serious impact on electronic energy meters. For meters with poor electromagnetic compatibility performance, there are often “crash”, “flying words” and other phenomena in the field operation, even the internal electronic components are damaged. This is an important characteristic that distinguishes electronic energy meters from mechanical energy meters. There are five items in EMC inspection, namely: electrostatic discharge test, high-frequency electromagnetic field test, electric fast transient pulse group test, surge test, Radio jamming suppression test. Among them, surges and pulse groups are relatively close to some transient situations in the power grid. It is recommended that qualified prefecture level and county-level power supply enterprises purchase corresponding equipment and conduct spot checks on energy meters.
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Contact detail:
Xiamen Xiongba E-commerce Co., Ltd
Mobile/ WeChat/ WhatsApp:+86-133 6590 9307
E-mail:dcsplcsales@gmail.com
Contact: Simon Zhang
Website: https://www.dcsplcsystem.com
Address: Unit 2008, Chuangxiang Center, No. 1733, Luling Road, Siming District, Xiamen, Fujian
57088648
61179712
SNAT 617 CHC
ZM 401
FC4A-J4CN1
RRWRC01
RRVIO8
RRDIO15
ZM401
SPAJ3M5J3
GD02-15DO400A
1756-IF6I /A
1746SC-IA8I
MXE-5301/M16G/HDD500C
MPL-B430P-SJ72AA
SNAT 609 TAI
NDSC-02
BUS20-60/90-31-021
REF543
SADT 50 MP33H
SADT 50 MP33H
RS232K-2
YPP110A
LXM32AD12N4
RDIO401S
RAIC400
DKC02.3-040-7-FW
MTL8841L
57275782
58171727
HMIGXO5502