Page 80 - Changeover switch

80 ABB TRANSFER AND CHANGE-OVER SWITCHES

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Motorized change-over switches

Technical data for OTM160...800_C

Switch size OT_160_ OT_200_ OT_250_ OT_315_ OT_400_ OT_630_ OT_800_
Data according to IEC 60947-3
Rated insulation voltage and rated Pollution V 1000 1000 1000 1000 1000 1000 1000
operational voltage AC20/DC20 1) degree 3 2)
Dielectric strength 50 Hz 1min. kV 10 10 10 10 10 10 10
Rated impulse withstand voltage 3) kV 12 12 12 12 12 12 12
Rated thermal current and rated / ambient 40°C In open air A 160 200 250 315 400 630 800
operational current AC20/DC20 / ambient 40°C In enclosure A 160 200 250 315 400 630 800
..with minimum conductor
cross section Cu mm² 70 95 120 185 240 2x185 2x240
Rated operational current, AC-21A up to 500 V A 160 200 250 315 400 630 800
690 V A 160 200 250 315 400 630 800
Rated operational current, AC-22A up to 500 V A 160 200 250 315 400 630 800
690 V A 160 200 250 315 400 630 800
Rated operational current, AC-23A up to 500 V A 160 200 250 315 400 630 800
690 V A 160 200 250 315 400 630 800
Rated operational current / ≤ 110 V A 160/2 200/2 250/2 315/1 1) 400/1 1) 630/1 800/1
poles in series, DC-21A 6) 220 V A 160/2 200/2 250/2 315/2 1) 400/2 1) 630/1 800/1
440 V A 160/3 200/3 230/3 315/3 360/3 630/2 720/2
660 V A 160/4 200/4 200/4 315/4 315/4 630/4 1) 630/4 1)
Rated operational power, AC-23A 2) 230 V kW 45 60 75 100 132 200 250
The kW-ratings are accurate for 400 V kW 90 110 140 160 220 355 450
3-phase 1500 R.P.M. standard 415 V kW 90 110 145 180 230 355 450
asychronous motors
500 V kW 110 132 170 220 280 400 560
690 V kW 160 200 250 315 400 630 800
Rated breaking capacity up to 415 V A 1 280 1 600 2 000 2 520 3 200 5 040 6 400
in category AC-23 500 V A 1 280 1 600 2 000 2 520 3 200 5 040 6 400
690 V A 1 280 1 600 2 000 2 520 3 200 5 040 6 400
Rated conditional short-circuit Ip (r.m.s.) 80 kA, 415 V îc (peak) kA 40.5 40.5 40.5 59 59 83.5 83.5
current I p (r.m.s.) and cut-off Max. OFA_ fuse size gG/aM A/A 355/315 355/315 355/315 500/500 500/500 800/1 000 800/1 000
current î c (peak) value. The cut-off
current î c refers to values listed by Ip (r.m.s.) 100 kA, 500 V îc (peak) kA 40.5 40.5 40.5 61.5 61.5 90 90
fuse manufacturers (single phase Max. OFA_ fuse size gG/aM A 315/315 315/315 315/315 500/450 500/450 800/800 800/800
test acc. to IEC60269).
Ip (r.m.s.) 80 kA, 690 V îc (peak) kA 40.5 40.5 40.5 59 59 83.5 83.5
Max. OFA_ fuse size gG/aM A 355/315 355/315 355/315 500/500 500/500 800/1 000 800/1 000
Rated short-time withstand current Icw (r.m.s.) 690 V 0.15s kA 15 15 15 31 31 38 38
690 V 0.25s kA 15 15 15 24 24 36 36
690 V 1s kA 8 8 8 15 15 20 20
Rated short-time making capacity 3) I cm (peak) 4) 690 V kA 30 30 30 65 65 80 80
Power loss / pole With rated current W 2.4 4 6.5 6.5 10 25 40
Mechanical endurance Number of oper. cycles 5) Cycles 8 000 8 000 8 000 8 000 8 000 5 000 5 000
Terminal bolt size Metric thread diameter x mm M8x25 M8x25 M8x25 M10x30 M10x30 M12x40 M12x40
length
Terminal tightening torque Counter torque required Nm 15-22 15-22 15-22 30-44 30-44 50-75 50-75
Operating torque 3-pole change-over Nm 7 7 7 16 16 27 27
switches
Weight without accessories 3-pole switch kg 5.7 5.7 5.7 10.2 10.2 17.5 17.5
4-pole switch kg 6.4 6.4 6.4 11.4 11.4 20.4 20.4
Data according to IEC 60947-6-1
Class of equipment PC PC PC PC PC PC PC
Rated short-time withstand current Icw (r.m.s.) 690 V 0.1s kA 15 15 15 25 25 38 38
Rated operational current, AC-31B up to 415 V A 160 200 250 315 400 650 720
Rated operational current, AC-33B up to 415 V A 160 200 250 315 400 650 650
1) Utilization category B
2) These values are given for guidance and may vary acc. to the motor manufacturer
3) Short circuit duration > 50ms, without fuse protection
4) Max. distance from switch frame to nearest busbar / cable support 150 mm
5) Operating cycle: O - I - O - II - O
6) Further ratings on request