22/126
Siemens Building Technologies
SED2 variable speed drives
CM1U5192en
HVAC Products
Electrical installation
01.2002
4.1.3
Operation with a residual current device (RCD)
M6
T30
Torx screwdriver
51
92
J
1
7
e
n
If a residual current device (also referred to as a GLCI or RCCB) is connected, the VSD
operates without unwanted interruptions under the following conditions:
þ
An RCD type B must be used.
þ
The RCD must have a threshold current of 300 mA.
þ
The neutral conductor in the system must be grounded.
þ
Each RCD supplies only one VSD and no other consumers.
þ
The output cables must not exceed 50 m in length (shielded) or 100 m
(unshielded).
Disconnecting the Y
capacitor in SED2 drives,
frame size F
Содержание SED2 Series
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