Siemens 7SR158 Argus Technical Manual page 155

Section 2: Equipment Operating Conditions
2.1 External Resistors
Where external resistors are connected to the relay circuitry, these may present a danger of
!
electric shock or burns, if touched.
2.2 Front Cover
The front cover provides additional securing of the relay element within the case. The relay
!
cover should be in place during normal operating conditions.
©2013 Siemens Protection Devices Limited
Chapter 5) 7SR158 Installation Guide
Chapter 5 Page 7 of 14