Siemens SIPROTEC 5 Hardware Description

Installing Current and Voltage Terminals
Description
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Figure 5-22 Current and Voltage Terminals with Spring Clips
(1) Current-terminal block
(2) Voltage-terminal block
(3) Spring clips
The spring clips fix the terminal block in place.
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Figure 5-23 Voltage Terminal with Screw Connection
Current-Terminal Block of the Modular Devices
The following transformers can optionally be installed in a current-terminal block for modular devices:
•
4 protection-class current transformers
•
3 protection-class current transformers and 1 instrument transformer
•
4 instrument transformers
Protection-class current transformers on modular devices are transformers with a rated current of 1 A or 5 A
and a device-dependent measuring range of 20 x rated current or 100 x rated current.
i
i
NOTE
You can read the type of the current transformer used on the side of the terminal block:
•
C73334A 1A18 *7* = 4 protection-class current transformers
•
C73334A 1A18 *8* = 3 protection-class current transformers and 1 instrument transformer
•
C73334A 1A18 *9* = 4 instrument transformers
5.7
5.7.1
Working on the Device
5.7 Installing Current and Voltage Terminals
SIPROTEC 5, Hardware Description, Manual 183
C53000-G5040-C002-C, Edition 10.2017

Siemens SIPROTEC 5 Specifications

General

Brand	Siemens
Model	SIPROTEC 5
Category	Controller
Language	English