ABB RET670 Product Manual page 59
Relion 670 series transformer protection ansi
pre-configured
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Also See for RET670:
- Applications manual (1016 pages) ,
- Commissioning manual (328 pages) ,
- Installation and commissioning manual (240 pages)
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ABB
Transformer protection RET670 ANSI
Pre-configured
Product version: 1.2
Table 37. Loss of voltage check LOVPTUV (27)
Function
Operate voltage
Pulse timer
Timers
Range or value
(0–100)% of VBase
(0.050–60.000) s
(0.000–60.000) s
1MRK 504 118-BUS A
Accuracy
± 0.5% of V
n
± 0.5% ± 10 ms
± 0.5% ± 10 ms
59
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