Home / Siemens / Siemens 3VA5150-1MU31-0AA0 – Circuit breaker 3VA5 UL frame 125 3-pole

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Siemens 3VA5150-1MU31-0AA0 – Circuit breaker 3VA5 UL frame 125 3-pole

Name: Siemens 3VA5150-1MU31-0AA0 – Circuit breaker 3VA5 UL frame 125 3-pole
Brand: Siemens
SKU: 3VA5150-1MU31-0AA0

MPN: 3VA5150-1MU31-0AA0 · Brand: Siemens

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12-month warranty (new) · 3-month (used/refurbished)

30-day returns, no restocking fee on unused parts

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Quick facts

Availability	Confirmed on request
Category	3VA Molded Case Circuit Breakers up to 2000 A, UL / IEC
Lifecycle	Active
Warranty	12-month (new) · 3-month (used/refurbished)
Weight	0.94 kg
Datasheet	Manufacturer datasheet ↗

Shipping & availability

When can 3VA5150-1MU31-0AA0 be shipped?

3VA5150-1MU31-0AA0 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 3VA5150-1MU31-0AA0 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 3VA5150-1MU31-0AA0 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3VA5150-1MU31-0AA0, subject to availability and destination.

circuit breaker 3VA5 UL frame 125 3-pole, starter protection TM120M, AM, In=50A without overload protection short-circuit protection Ii=3...7 x In without connection

Specifications

Model

product brand name	SENTRON
product designation	Molded-case circuit breaker
product designation / according to UL file	HEAP
design of the product	Starter protection
design of the load switch / according to UL 489 / Heating, Air Conditioning, and Refrigeration circuit breaker (HACR Type)	Yes
design of the load switch / according to UL 489 / High-Intensity-Discharge circuit breaker (HID Type)	No
design of the load switch / according to UL 489 / Switching Duty circuit breaker (SWD Type)	No
design of the overcurrent release	TM120M
protection function of the overcurrent release	I
number of poles	3

General technical data

insulation voltage / rated value	800 V
operating voltage / at AC / rated value	690 V
power loss [W] / maximum	7.7 W
power loss [W] / for rated value of the current / at AC / in hot operating state / per pole	2.57 W
mechanical service life (operating cycles) / typical	20 000
electrical endurance (operating cycles) / at AC-1 / at 380/415 V	8 000
electrical endurance (operating cycles) / at AC-1 / at 690 V	4 000
electrical endurance (operating cycles) / at 480 V	8 000
electrical endurance (operating cycles) / at 600 V	4 000
product feature / for neutral conductors / upgradable/retrofittable / short-circuit and overload proof	No
product function – communication function	No
product function – phase failure detection	No
product function – other measurement function	No
Net Weight	935 g

Current

marking / according to UL 489 / 100%-rated breaker	No
operational current – at 40 °C	50 A
operational current – at 45 °C	50 A
operational current – at 50 °C	50 A
operational current – at 55 °C	50 A
operational current – at 60 °C	50 A
operational current – at 65 °C	50 A
operational current – at 70 °C	50 A

Switching capacity according to IEC 60947

maximum short-circuit current breaking capacity (Icu) – at 240 V	150 kA
maximum short-circuit current breaking capacity (Icu) – at 415 V	70 kA
maximum short-circuit current breaking capacity (Icu) – at 690 V	10 kA
operating short-circuit current breaking capacity (Ics) – at 240 V	150 kA
operating short-circuit current breaking capacity (Ics) – at 415 V	70 kA
operating short-circuit current breaking capacity (Ics) – at 690 V	5 kA
short-circuit current making capacity (Icm) – at 240 V	330 kA
short-circuit current making capacity (Icm) – at 415 V	154 kA
short-circuit current making capacity (Icm) – at 690 V	17 kA
design of short-circuit protection	For switching power values in DC networks, see the 3VA molded case circuit breaker device manual; link to be found under Service & Support in the last chapter

Adjustable parameters

adjustable response value setting current (Ii) / for I-tripping – minimum	150 A
adjustable response value setting current (Ii) / for I-tripping – maximum	350 A
adjustable setting current (InN) / for N-tripping – minimum	0 A
adjustable setting current (InN) / for N-tripping – maximum	0 A
product function / grounding protection	No

Mechanical Design

product component – undervoltage release	No
product component – voltage trigger	No
product component – trip indicator	No
height [in]	5.51 in
height	140 mm
width [in]	3 in
width	76.2 mm
depth [in]	3.01 in
depth	76.5 mm

Connections

arrangement of electrical connectors / for main current circuit	Without connection
type of electrical connection / for main current circuit	Without

Auxiliary circuit

number of CO contacts / for auxiliary contacts

Accessories

product extension / optional / motor drive

Yes

Environmental conditions

protection class IP / on the front	IP40
ambient temperature – during operation / minimum	-25 °C
ambient temperature – during operation / maximum	70 °C
ambient temperature – during storage / minimum	-40 °C
ambient temperature – during storage / maximum	80 °C
reference code / according to IEC 81346-2	Q