The Siemens 3VA1120-6GD42-0AA0-ZD00 is a 4-pole IEC frame 160 molded-case circuit breaker with a 70 kA interrupting capacity at 415 V (breaking capacity class H). It carries a fixed thermal-magnetic TM210 trip unit: In = 20 A, overload protection Ir fixed at 20 A, and short-circuit protection Ii set at 16 × In (320 A). The N conductor is protected at 100%, and the breaker includes a nut keeper kit — a detail that matters for the DC Power OEM variant built for the China market.
Siemens 3VA1120-6GD42-0AA0-ZD00 Circuit Breaker, 70kA @ 415V
MPN3VA1120-6GD42-0AA0-ZD00
Siemens 3VA1 IEC frame 160, breaking capacity class H, Icu=70kA @ 415V, 4-pole, line protection TM210, In=20A, Ir=20A fixed, Ii=16 x In, N conductor protection 100%, nut keeper kit for DC Power OEM in China.
Source DocumentedChannel stated on listing & quote
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Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Where can I buy 3VA1120-6GD42-0AA0-ZD00 and how do I get a price?
This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm price and lead-time estimate.
What is the breaking capacity of this breaker?
The 3VA1120-6GD42-0AA0-ZD00 has a rated ultimate breaking capacity Icu = 70 kA at 415 V, placing it in breaking capacity class H.
What is the trip unit setting on this breaker?
It uses a fixed thermal-magnetic TM210 trip unit with In = 20 A, overload protection Ir fixed at 20 A, and short-circuit protection Ii set at 16 × In (320 A).
MPN
3VA1120-6GD42-0AA0-ZD00