Siemens AC-3 Datasheet download pdf (Page 36)

Technical Data

Type 3UA50 3UA52 3UA55 3UA58 3UA5830 3UA6230 3UA6830 3UC5030 3UC5830 3UC6230 3UC6630

Trip class 10A 30

Phase failure 99999999999

protection

Changeover to 99999999999

auto-reset at site

RESET button 99999999999

(trip-free) Blue

Ambient 99999999999

temperature

compensation

Trip indicator Green 99999999999

TEST button Red 99999999999

Terminal for 999XXXXXXXX

contactor coil

Permissible service 25°C to +55°C

temperature

Mounting Contactor/ Contactor/ Contactor/ Contactor/ Contactor/ Independent

3TF30/31 3TF32/33 3TF34/35 3TF46 to 3TF50

Main Circuit

Rated current (Max) A 14.5 25 45 95 120 400 630 12.5 63 160 400

Rated insulation V 690 690 690 1000 1000 1000 1000 1000 1000 1000 1000

voltage Ui

(Pollution degree 3)

Rated impulse kV 6 6 6 8 8 8 8 8 8 8 8

withstand Uimp

Heating Direct Direct Direct Direct Direct Indirect Indirect Indirect Indirect Indirect Indirect

Conductor cross-section

Solid or stranded sqmm 2.5 to 6 2.5 to 6 1.5 to 25 2.5 to 35 35 to 70 50 to 120/ 2 x 240 1 to 4 – – –

240*

Finely stranded sqmm 1.5 to 4 1.5 to 4 1 to 16 1.5 to 25 – – – 1 to 2.5 35 120 240

with end sleeve

Multi-conductors sqmm – – – – – 50 to 120/ 2 x 240 – – – –

with cable lugs 240*

Flats sqmm – – – – – 1 x 20 x 3 2 x 30 x 5 – 1 x 15 x 3 1 x 20 x 5 2 x 30 x 5

2 x 3- x 5*

Terminal screw M4 M4 M5 M5 M8 M10 M10 M4 M6 M8 M10

Power loss per pole

(max)

Minimum setting W(VA) 0.9 0.9 1.2 2.6 2.8 5 6(9) 2.5 2.5 3.5 5.5

Maximum setting W(VA) 2.25 2.25 3 4 4 7 15(22) 6.5 6.5 9 14

Auxiliary Circuit (application for all types)

Auxiliary contacts 1NO + 1NC (Potential free)

Rated thermal A 6

current Ith

Short circuit A 6 (HRC Fuse type 3NA7)

protection (max)

Switching AC15 V 24 60 125 230 415 500

capacity A 2 1.5 1.25 1.15 1 1

DC13 V 24 60 110 220

A 1 0.4 0.22 0.1

Conductor

cross-section

Solid or stranded sqmm 2 x (1 to 2.5)

Finely started sqmm 2 x (0.75 to 1.5)

with end sleeve

Terminal screw M3.5

* For relay above 180 A

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 ... 71 72

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Siemens AC-3 Datasheet Page 36

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