Toshiba GR200 Series Instruction Manual page 313

Centralized busbar protection ied
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Power supply module (PWS)
PWS structure
4.5.1
The power supply module (PWS) consists of a DC/DC converter and line noise filters.
There are two types for the PWS module about the DC rated voltage. The first type is for "110-
250 Vdc" rated, and the second is for "24-60Vdc" rated. One of DC rated voltage types is chosen
with the ordering table, and then the type is applicable in the PWS.
DC rated
voltage
5
110-250 Vdc
24-60 Vdc
Note: The IED composed of a PWS module whose DC rated voltage is "110-250 Vdc", can
run on AC power supply (100–220Vac).
However, it is recommended to input AC power only for temporary operations such
as tests where DC power cannot be inputted. In addition, if the supervision function
is enabled, the IED detects the Power failure (error) when AC power is inputted.
Figure 4.5-1 shows that alpha-numeric references "T*" identify slot locations and numbers. An
external connection figure illustrates the PSW location (see
connection
).
Table 4.5-1 PWS specifications
Voltage fluctuation
permissible
Input
88-300 Vdc
available where the voltage varies in ±20% of the
rated voltage (110V× 80% to 250V×120%).
Input voltage (24/48/60Vdc) is available where the
19.2-72 Vdc
voltage varies in ±20% of the rated voltage (24V×
80% to 60V×120%).
- 299 -
Description
voltage
(110/125Vdc,
Appendix: Typical External
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)
6F2S1931 (0.20)
220/250Vdc)
is

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