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This Siemens 3VA6340-5HL32-0AA0 is a 3-pole molded-case circuit breaker designed for system protection. It features an ETU320 electronic trip unit with LI protection functions, allowing adjustable overload protection from 160A to 400A and short-circuit protection from 600A to 4000A.
The circuit breaker has a rated operational current of 400A at 40°C, with derating at higher temperatures. It provides a maximum short-circuit breaking capacity (Icu) of 85 kA at 240V and 35 kA at 480V, and an operating short-circuit current breaking capacity (Ics) of 55 kA at 415V.
With a mechanical service life of 20,000 cycles and electrical endurance ratings up to 6,000 cycles, this breaker is built for durability. It has an insulation voltage of 800V and an operating voltage of 690V AC. The unit is designed for DIN rail mounting and front connection.
Key technical specifications include a maximum power loss of 70W, with 23.33W per pole at rated current. The dimensions are 248mm in height, 138mm in width, and 110mm in depth. It is approved by CCC, CSA, and UL489.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage for this circuit breaker is 690 V at AC.
The current rating is 400 A.
The current breaking capacity according to UL 489 is 35 kA at 480 V.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.