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H4T hardware
3ADW000803R0101 DCS880 H4T (Tosa) manual en a
Mains power connection
The H4T unit DCS880-S01-0630-07 can be connected to either an ND13 or to a dedicated transformer.
The H4T unit DCS880-S01-0590-08 must be connected to a dedicated transformer.
Line reactor type ND13 all busbars are 40 x 10:
Tightening torque
Only one unit is connected to the dedicated transformer.
No additional equipment is connected to the dedicated
transformer.
Typically for units size H4T.
Cooling fans
Fan assignment for DCS880
DCS880-S01-0590-08
DCS880-S01-0630-07
Fan cable sizes and tightening torque connected at the fan terminals
Fan terminals are X52 for H4T.
DCS880-S01-0590-08
DCS880-S01-0630-07
Cross-sectional areas - Tightening torques
Recommended cross-sectional area according to DINVDE 0276-1000 and DINVDE 0100-540 (PE) in a
trefoil arrangement, up to 50°C ambient temperature. The necessary wire torque at 60°C wire
temperature is the same as recommended in the following table.
[Nm]
I
DC
[A-]
2
2
I
V
[A~]
2
2