Page 82 - Enclosed

82 SAFETY SWITCHES AND ENCLOSED SWITCH-DISCONNECTORS SAFE AND DEPENDABLE PERFORMANCE

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Technical data
Fire rated enclosed switch-disconnectors

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Enclosed switch-disconnectors, types OKA and OKL class F200 and F300.
Technical data according to IEC 60529 and IEC 60947-3
Type/size OKA20_ OKA40_ OK_63_ OKA80_ OKL100_ OKL125_F2_ OKL125_F3_
Rated insulation voltage 750 V 750 V 750 V 750 V 750 V 750 V 750 V
Rated thermal current and rated 40ºC 20 A 40 A 63 A 80 A 100 A 125 A 125 A
operational current AC20/DC20 60ºC 16 A 32 A 50 A 63 A 75 A 100 A 100 A
Rated operational current, AC-21A 415 V 20 A 40 A 63 A 80 A 100 A 125 A 125 A
and AC-22A up to 500V 20 A 40 A 63 A 80 A 100 A 125 A 125 A
690V 20 A 40 A 63 A 80 A 100 A 125 A 125 A
Rated operational current, AC-23A 415 V 20 A 23 A 63 A 75 A 80 A 90 A 125 A
500V 20 A 23 A 45 A 58 A 60 A 70 A 125 A
690V 12 A 12 A 20 A 20 A 40 A 50 A 125 A
Rated conditional short-circuit 50kA, 415V 7 kA 7 kA 13 kA 13 kA 17 kA 18 kA 24 kA
current r.m.s and corresponding Fuse size: 40 A/32 A 40 A/32 A 100 A/80 A 100 A/80 A 125 A/125 A 125 A/100 A 200 A/250 A
cut-off current of the fuse in single- gG/aM
phase test according to IEC60269 50kA, 690V 4 kA 4 kA 11 kA 11 kA 10 kA 12 kA 24 kA
Fuse size: 25 A/16 A 25 A/16 A 80 A/63 A 80 A/63 A 63 A/63 A 125 A/100 A 200 A/250 A
gG/aM
Rated frequency 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz
Cu-wire size suitable for terminal. 0.75-10 mm 2 0.75-10 mm 2 1.5-25 mm 2 1.5-25 mm 2 10-70 mm 2 10-70 mm 2 M8x25 mm 2
Terminal bolt size
Used switch type OT40_ OT40_ OT63_ OT80_ OT100_ OT125F_ OT160EV_

Type/size OKL160_ OKL200_ OKL250_ OKL315_ OKL400_ OKL570_ OKL720_
Rated insulation voltage 1000 V 1000 V 1000 V 1000 V 1000 V 1000 V 1000 V
Rated thermal current and rated oper- 40ºC 160 A 200 A 250 A 315 A 400 A 570 A 720 A
ational current AC20/DC20 60ºC 125 A 200 A 250 A 315 A 320 A 460 A 580 A
Rated operational current, AC-21A up to 415 V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
and AC-22A up to 500V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
690V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
Rated operational current, AC-23A up to 415V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
440V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
500V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
690V 160 A 200 A 250 A 315 A 400 A 570 A 720 A
Rated conditional short-circuit current 100kA, 500V 24 kA 40.5 kA 40.5 kA 59 kA 59 kA 90 kA 90 kA
r.m.s and corresponding cut-off Fuse size: 200 A/250 A 355 A/315 A 335 A/315 A 500 A/500 A 500 A/500 A 800 A/1000 A 800 A/1000 A
current of the fuse in sing- gG/aM
le-phase test according to IEC60269
50kA, 690V 24 kA 35 kA 35 kA 51 kA 51 kA 72 kA 72 kA
Fuse size: 200 A/250 A 355 A/315 A 355 A/315 A 500 A/500 A 500 A/500 A 800 A/1000 A 800 A/1000 A
gG/aM
Rated frequency 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz 50 Hz/60 Hz
Terminal bolt size M8x25 mm 2 M8x25 mm 2 M8x25 mm 2 M10x30 mm 2 M10x30 mm 2 M12x40 mm 2 M12x40 mm 2

Used switch type OT160EV_ OT200_ OT250_ OT315_ OT400_ OT630_ OT800_