B.4 Information On Insulation Tests, Safety Class, And Degree Of Protection - Siemens Sinumerik 802D sl Instruction Manual

Standards and Approvals
B.4 Information on insulation tests, safety class, and degree of protection
B.4 Information on insulation tests, safety class, and degree of
protection
Test voltages
The insulation resistance is tested in a routine test using the following test voltage to
IEC 1131, Part 2:
Circuits with a rated voltage of U
Class of protection
Class of protection I to IEC 536 (VDE 0106, Part 1), i.e. connection to protective conductor
required!
Protection against ingress of solid foreign bodies and water
Degree of protection to IEC 529:
S CNC operator panel (PCU)
S Machine control panel (MCP)
S PP 72/48 I/O module
B-236
to other
e
circuits or ground
v 50 V
0 V < U
e
IP65 (front)
IP00 (rear)
IP54 (front)
IP00 (rear)
IP00
Test voltage
500 V DC
SINUMERIK 802D sl Instruction Manual (BA), 05/2005 Edition
6FC5 397-0CP10-1BA0