LTN-UC Miniature circuit breakers up to 63 A (10 kA)

Technical support

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Parameters

Accessories

Certification marks

Number of poles	1, 2
Rated current	1 ÷ 63 A
Tripping characteristic	C
Rated operating voltage AC	AC 230/400 V
Rated operating voltage DC	DC 220/440 V
Min. operating voltage AC	AC 24 V
Min. operating voltage DC	DC 24 V
Rated frequency	50/60 Hz
Rated short-circuit breaking capacity / AC 230 V	10 kA
Degree of protection	IP20
Conductor rigid max.	Cu 35 mm2
Conductor flexible max.	Cu 25 mm2
Torque	3,5 Nm
Ambient temperature min.	-25 °C
Ambient temperature max.	55 °C
EN 60898

Auxiliary and signal switches	PS-LT, SS-LT
Shunt trips	SV-LT
Undervoltage releases	SP-LT
Locking insert	OD-LT-VU01
Sealing insert	OD-LT-VP01
Interconnecting busbars	S1L, S2L, S2L+N, S3L, S3L+N, S4L
Terminal extensions	AS-50-S-AL01

Catalogues

• Miniature circuit breakers up to 63 A (10 kA) - LTN-UC (3,73 MB)

Declaration of conformity

• Declaration of conformity (144,98 kB)

Certificates

• ESČ 1170889 (1,59 MB)
• ESČ 1170889 (1,58 MB)
• ESČ 1170893 (1,48 MB)
• ESČ 1170893 (1,47 MB)

Manuals

• Undervoltage release - SP-LT (517,74 kB)
• Shunt trip - SV-LT (517,48 kB)
• Locking insert - OD-LT-VU01 (578,58 kB)
• Miniature circuit breaker - LTE, LTN, LTN-UC (1,33 MB)
• Terminal cover - OD-LT-VP01 (522,27 kB)
• Auxiliary switch - PS-LT, SS-LT (468,81 kB)