• LS Electric Susol ACB NCT External Neutral CT (400-6000/5A)
1 1

LS Electric Susol ACB NCT External Neutral CT (400-6000/5A)

LS Electric Susol ACB NCT External Neutral CT (400-6000/5A)

LS Electric external neutral current transformers (NCT) for 3-pole Susol ACBs on 3-phase 4-wire systems, giving neutral overload and residual earth-fault protection.

Key features

  • Neutral-phase overload protection with a 3P breaker on 3-phase 4-wire (Y) systems
  • Residual earth-fault protection via external NCT
  • For STU types AO, PO and SO (ground fault external NCT + comm + ERMS)
  • Not required for 4P breakers (NCT built in)
  • Twisted-pair connection cable, max. 5 m

Specifications

Standard IEC
Secondary 5 A
Burden 5 VA
Frequency 50/60 Hz
Applicable STU AO, PO, SO
Source LS Electric Susol ACB catalog C06061-23 (2025-11), p. 78-79
76313460039 CT ratio: 400/5 A | Part size: S91
76313460023 CT ratio: 600/5 A | Part size: S61
76313460024 CT ratio: 630/5 A | Part size: S61
76313460025 CT ratio: 800/5 A | Part size: S61
76313460026 CT ratio: 1000/5 A | Part size: S61
76313460027 CT ratio: 1200/5 A | Part size: S61
76313460028 CT ratio: 1250/5 A | Part size: S61
76313460029 CT ratio: 1600/5 A | Part size: S61
76313460030 CT ratio: 2000/5 A | Part size: S91
76313460031 CT ratio: 2500/5 A | Part size: S91
76313460032 CT ratio: 3000/5 A | Part size: S10
76313460033 CT ratio: 3200/5 A | Part size: S10
76313460034 CT ratio: 3600/5 A | Part size: S10
76313460035 CT ratio: 4000/5 A | Part size: S10
76313460036 CT ratio: 5000/5 A | Part size: S10
76313460037 CT ratio: 6000/5 A | Part size: S10
76313460038 CT ratio: 6000/5 A | Part size: S10
AccessoriesLS Electric
17 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
RFQ List 0 Email about this

Need a different model, or a part not listed here? Send us your parts list →

LS Electric Susol ACB NCT External Neutral CT (400-6000/5A)

Brand LS Electric·Accessories

Available part numbers (17)

76313460039, 76313460023, 76313460024, 76313460025, 76313460026, 76313460027, 76313460028, 76313460029, 76313460030, 76313460031 + 7 more — see full table ↓

How to order

Send the LS Electric part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

RFQ List 0 →
View full details
Product codes & specifications
0 selected
RFQ List (0)
Product codeSpec
76313460039CT ratio: 400/5 A | Part size: S91
76313460023CT ratio: 600/5 A | Part size: S61
76313460024CT ratio: 630/5 A | Part size: S61
76313460025CT ratio: 800/5 A | Part size: S61
76313460026CT ratio: 1000/5 A | Part size: S61
76313460027CT ratio: 1200/5 A | Part size: S61
76313460028CT ratio: 1250/5 A | Part size: S61
76313460029CT ratio: 1600/5 A | Part size: S61
76313460030CT ratio: 2000/5 A | Part size: S91
76313460031CT ratio: 2500/5 A | Part size: S91
76313460032CT ratio: 3000/5 A | Part size: S10
76313460033CT ratio: 3200/5 A | Part size: S10
76313460034CT ratio: 3600/5 A | Part size: S10
76313460035CT ratio: 4000/5 A | Part size: S10
76313460036CT ratio: 5000/5 A | Part size: S10
76313460037CT ratio: 6000/5 A | Part size: S10
76313460038CT ratio: 6000/5 A | Part size: S10

Need a different model, or a part not listed here? Send us your parts list →

Related products

All Circuit Breakers & Contactors →