ISO 9001:2008
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SIAC116B1011AB_Rev. 05
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8.
COMMISIONING
8.1.
Thermal resistance
The relay can support, with 3-phase balanced injection, the following values according to
International Standards:
3xIn continuously
20xIn during 10 seconds
70xIn during 1 seconds
In the following table the different injection modes are described:
CURRENT
GENERATION
INJECTION
MODE
INJECTION
SYSTEM
RELAY
REAR
CONNECTION
RELAY
WITHSTAND
ENERGY WAVEFORM
Single phase
Phase-Neutral
NOT APPLY
P-N:
Phase-Phase
P-P:
Three phase
Phase-Neutral
Balanced (120°)
Un
balanced
(0°)
P-N Balanced:
P-N Unbalanced:
= 2x
= 3x
