System Manual

Table Of Contents
Appendix
A.2 Accessories
SIMATIC RF200
426 System Manual, 03/2019, J31069-D0227-U001-A11-7619
The grounding connection must be electrically connected to the ground potential using a
contact disc. Tighten the screw with a torque of ≃ 1.5 Nm.
Grounding connection
(a)
Hexagon-head screw (M5)
(b)
Flat washer
(c)
Cable lug
(d) Contact washer:
To make ground contact, use contact wash-
ers according to the Siemens standard: SN
70093-6-FStflNnnc- 480h, Siemens item no.:
H70093-A60-Z3
Degree of protection
The wide-range power supply unit for SIMATIC RF systems meets degree of protection
IP67.
Dust-tight: No ingress of dust
Protected against harm from temporary submersion in water: Water must not enter in
amounts that can cause damage, if the housing is immersed in water 1 m deep for 30
minutes.
All information applies only when connected and locked. The assignment of degrees of
protection is subject to standardized test methods. If no secondary cables are connected,
close the secondary sockets with a protective cap.