Page 81 - OT Switch

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 8 81 1
ABB SWITCH-DISCONNECTORS – HIGH PERFORMANCE, COMPACT SOLUTION

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Manual switch-disconnectors OT160...4000, IEC

Ordering information for earthing switches

01
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Front operated earthing switches, base mounted (EP), IEC
Including terminal bolt kit, a black OFF - plastic handle and shaft as standard. 02
The handle is padlockable in OFF- and -position. Max. number of operations 1200.

03
OT1000...1250EP03P I cw= Rated short-time withstand current, I cm= Rated short-circuit making capacity
I cw / I cw / I cm Weight/ 04
Number 1 s 0.25 s peak unit
of poles kA kA kA Type Order code kg
I cw / 1 s = 50 kA, I cm = 110 kA (peak)
3 50 50 110 OT1000EP03P 1SCA118451R1001 17.0
4 50 50 92 OT1000EP04P 1SCA118452R1001 19.5
3 50 50 110 OT1250EP03P 1SCA118453R1001 17.0
4 50 50 92 OT1250EP04P 1SCA118454R1001 19.5
3 50 50 110 OT1600EP03P 1SCA118455R1001 19.0
4 50 50 92 OT1600EP04P 1SCA118456R1001 22.0
OT1600EP04P
I cw / 1 s = 55 kA, I cw / 0.25 s = 80 kA, I cm = 176 kA (peak)
3 55 80 176 OT2000EP03P 1SCA118457R1001 42.0
4 55 80 176 OT2000EP04P 1SCA118458R1001 49.0
3 55 80 176 OT2500EP03P 1SCA118459R1001 42.0
4 55 80 176 OT2500EP04P 1SCA118460R1001 49.0

OT2000...2500EP03P