Page 64 - OT Switch

ABB SWITCH-DISCONNECTORS – HIGH PERFORMANCE, COMPACT SOLUTION
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64 ABB S W I T C H - D I S C O N N E C T O R S – H I G H P E R F OR M A NC E, C OM P A C T S OL UT I ON

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Manual switch-disconnectors OT160...4000, IEC

Technical data

Technical data according to IEC 60947-3
Switch type OT1000E OT1250E OT1600E OT2000EC OT2000E OT2500E OT3200E OT4000E
Rated insulation voltage and
rated operational voltage AC20/DC20 Pollution degree 3 1 000 V 1 000 V 1 000 V 1 000 V 1 000 V 1 000 V 1 000 V 1 000 V
Dielectric strength 50 Hz 1 min. 10 kV 10 kV 10 kV 10 kV 10 kV 10 kV 10 kV 10 kV
Rated impulse withstand voltage 12 kV 12 kV 12 kV 12 kV 12 kV 12 kV 12 kV 12 kV
Rated thermal current and Ambient 40 °C 1) In open air 1 000 A 1 250 A 1 600 A 2 000 A 2 000 A 2 500 A 3 200 A 3 800 A,
rated operational current AC20/DC20 4000 A 5)
Ambient 40 °C 1) In enclosure 1 000 A 1 250 A 1 600 A – – – – –
..with minimum conductor cross Cu 2x300 mm² 2x400 mm² 2x500 mm² 3x500 mm² 3x500 mm² 4x500 mm² 4x1 000 5x1 000
section mm² mm²
Rated operational current, AC-21A up to 690 V 1 000 A 1 250 A 1 600 A – 2 000 A 2) 2 500 A 2) – –
1000 V 1 000 A 1 250 A 1 600 A – – – – –
2)
Rated operational current, AC-22A up to 415 V 1 000 A 1 250 A 1 600 A 2 000 A 2) 2 000 A 2) 2 500 A 2) 3 200 A 2) 3 800 A ,
2) 5)
4000 A
2) 3)
2) 3)
500 - 690 V 1 000 A 1 250 A 1 600 A – 2 000 A 2 500 A – –
Rated operational current, AC-23A up to 500 V 1 000 A 1 250 A 1 250 A – – – – –
690 V 1 000 A 1 250 A 1 250 A – – – – –
Rated operational power, AC-23A 400...415 V 560 kW 710 kW 710 kW – – – – –
(These values are given for guidance 440 V 630 kW 800 kW 800 kW – – – – –
and may vary acc. to the motor 500 V 710 kW 900 kW 900 kW – – – – –
manufacturer) 690 V 1 000 kW 1 200 kW 1 200 kW – – – – –
Rated breaking capacity, AC-23A up to 500 V 10 000 A 10 000 A 10 000 A – – – – –
690 V 10 000 A 10 000 A 10 000 A – – – – –
Rated conditional short-circuit current Iq 80kA, ≤415V Î c 100 kA 100 kA 100 kA 100 kA – – – –
I q (r.m.s.) and corresponding max. Max. OFA_fuse size gG/aM 1 250 A/ 1 250 A/ 1 250 A/ 1 250 A/ 1 250 A/ – – –
allowed cut-off current Î c. 1 250 A 1 250 A 1 250 A 1 250 A 1 250 A
The cut-off current Î c refers to values Iq 100kA, 500V Î c 106 kA 106 kA 106 kA – – – – –
listed by fuse manufacturers (single Max. OFA_fuse size gG/aM 1 250 A/ 1 250 A/ 1 250 A/ – 1 250 A/ – – –
phase test acc. to IEC60269). 1 250 A 1 250 A 1 250 A 1 250 A
Rated short-time withstand current r.m.s. -value I cw 690 V, 0.25 s 50 kA 50 kA 50 kA 50 kA 80 kA 80 kA 80 kA 80 kA,
100 kA 5)
690 V, 1 s 50 kA 50 kA 50 kA 50 kA 55 kA 55 kA 65 kA 80 kA
Rated short circuit making capacity Peak value I cm 690 V 110 kA 4) 110 kA 4) 110 kA 4) 110 kA 4) 176 kA 176 kA 176 kA 176 kA,
Max. distance from 220 kA 5)
switch frame to
nearest busbar/ 150 mm 150 mm 150 mm 150 mm 150 mm 150 mm 150 mm 150 mm
cable support
Rated capacitor power when The capacitor 415 V 460 kVAr 575 kVAr 575 kVAr 575 kVAr – – – –
no initial charge on the capacitor ratings are limited 500 V 550 kVAr 690 kVAr 690 kVAr 690 kVAr – – – –
by the fuse links 690 V 750 kVAr 950 kVAr 950 kVAr 950 kVAr – – – –
Power loss/pole At rated operational 19 W 29 W 48 W 48 W 55 W 85 W 95 W 130 W
current
Mechanical endurance Divide by two for 6 000 Oper. 6 000 Oper. 6 000 Oper. 6 000 Oper. 6 000 Oper. 6 000 Oper. 5 000 Oper. 5 000 Oper.
operation cycles
Weight without accessories 3-pole 14.7 kg 14.7 kg 16.8 kg 16.8 kg 24.9 kg 24.9 kg 31.8 kg 36.2 kg
4-pole 18.8 kg 18.8 kg 21.6 kg 21.6 kg 32.4 kg 32.4 kg 41.5 kg 47.5 kg
Terminal bolt size Metric thread M12x50 M12x50 M12x60 M12x60 M12x60 M12x60 M12x60 M12x60
diameter x length mm mm mm mm mm mm mm mm
Terminal tightening torque Counter torque 50...75 Nm 50...75 Nm 50...75 Nm 50...75 Nm 50...75 Nm 50...75 Nm 50...75 Nm 50...75 Nm
required
Operating torque 3-pole switch- 65 Nm 65 Nm 65 Nm 65 Nm 65 Nm 65 Nm 65 Nm 65 Nm
disconnector
1) Acc. to IEC60947-1, § 6.1.1.
2) IEC 947-3, utilization category B, infrequent operation.
3) Phase barriers or terminal shrouds must be used on both sides of the switch at voltages ≥ 500 V.
4) The value is 92 kA for 4-pole switch-disconnectors.
5) OT4000E_W8