Siemens · Vacuum Circuit Breakers

3AH4 / 3AK7

Siemens SION and 3AH vacuum circuit breakers organized by IEC, ANSI, side-mounted and high-performance applications.

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Brand: Siemens
Category: Vacuum Circuit Breakers

SERIES OVERVIEW

Primary identification parameters

Series: 3AH4 / 3AK7
Confirm against current product documentation: /generator — confirm against current documentation
Rated voltage: Confirm against current product documentation
Rated current: Confirm against current product documentation
Short-circuit breaking: Confirm against current product documentation
Mounting: fixed/withdrawable
Confirm against current product documentation: specialist — confirm against current documentation

TECHNICAL DATA · 2 ROWS

3AH and generatorvacuum circuit breaker — confirm against current documentation

generator specialistTRV and . — confirm against current documentation

Series	Applications	Confirm against current product documentation	Confirm against current product documentation	Key capability	Notes
3AH4	/ specialist — confirm against current documentation	Confirm against current product documentation	Confirm against current product documentation	and — confirm against current documentation	MLFB — confirm against current documentation
3AK7	generator/ — confirm against current documentation	Confirm against current product documentation	Confirm against current product documentation	installed base — confirm against current documentation	specialist — confirm against current documentation

TECHNICAL DATA · 7 ROWS

SION / 3AH , and — confirm against current documentation

, and . — confirm against current documentation

Category	Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation
Confirm against current product documentation	Confirm against current product documentation	3AE5/6/8/3/2, 3AH	Confirm against current product documentation	and — confirm against current documentation
Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation	24/48/60/110/220Vdc 100/110/230Vac — confirm against current documentation	Confirm against current product documentation
Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation	, , and — confirm against current documentation
Confirm against current product documentation	/CT — confirm against current documentation	configuration-dependent	specialist — confirm against current documentation	and — confirm against current documentation
Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation	NO/NC configuration-dependent — confirm against current documentation	SCADA, and — confirm against current documentation
withdrawable — confirm against current documentation	, , and — confirm against current documentation	withdrawableSION	, and — confirm against current documentation	Confirm against current product documentation
Confirm against current product documentation	, and — confirm against current documentation	3AE8/ configuration-dependent — confirm against current documentation	Confirm against current product documentation	and — confirm against current documentation

TECHNICAL DATA · 8 ROWS

SION and — confirm against current documentation

3AE6 16 ; . — confirm against current documentation

Confirm against current product documentation	3AE6 — confirm against current documentation	Confirm against current product documentation	Confirm against current product documentation
1–4 — confirm against current documentation	and 3AE6 — confirm against current documentation	3AE6	fixed — confirm against current documentation
5 — confirm against current documentation	Confirm against current product documentation	12 24kV — confirm against current documentation	Confirm against current product documentation
6 — confirm against current documentation	Confirm against current product documentation	150–300mm — confirm against current documentation	and 8 — confirm against current documentation
7 — confirm against current documentation	Confirm against current product documentation	16/20/25kA — confirm against current documentation	Confirm against current product documentation
8 — confirm against current documentation	Confirm against current product documentation	630/800/1250A — confirm against current documentation	MLFB — confirm against current documentation
9–16 — confirm against current documentation	Confirm against current product documentation	, , and — confirm against current documentation	Confirm against current product documentation
-Z — confirm against current documentation	Confirm against current product documentation	Confirm against current product documentation	Confirm against current product documentation
SION — confirm against current documentation	Confirm against current product documentation	3AE5/3AE8/3AE3 — confirm against current documentation	3AE6 — confirm against current documentation

TECHNICAL DATA · 27 ROWS

vacuum circuit breaker — confirm against current documentation

25 , . — confirm against current documentation

No.	Confirm against current product documentation	Confirm against current product documentation	Example	Confirm against current product documentation	Confirm against current product documentation
1	Confirm against current product documentation	IEC 62271-100 / ANSI/IEEE	IEC 62271-100	Confirm against current product documentation	Standard: IEC 62271-100
2	Confirm against current product documentation	3AE5/3AE6/3AE8/3AH3	SION 3AE5	and — confirm against current documentation	Series: SION 3AE5
3	Confirm against current product documentation	Ur	24kV	Confirm against current product documentation	Rated voltage: 24 kV
4	Confirm against current product documentation	Ud	50kV/1min	Confirm against current product documentation	Power-frequency withstand: ___
5	Confirm against current product documentation	Up/BIL	125kVp	Confirm against current product documentation	Lightning impulse: ___
6	Confirm against current product documentation	Ir	2000A	Confirm against current product documentation	Rated current: 2000 A
7	Confirm against current product documentation	Isc	31.5kA	Confirm against current product documentation	Breaking current: 31.5 kA
8	Confirm against current product documentation	Icw/ — confirm against current documentation	31.5kA/3s	Confirm against current product documentation	Short-time current: ___
9	Confirm against current product documentation	Ima	80kA	Confirm against current product documentation	Making current: ___
10	Confirm against current product documentation	fixed/withdrawable/ — confirm against current documentation	Withdrawable	Confirm against current product documentation	Mounting: Withdrawable
11	Confirm against current product documentation	, and PCD — confirm against current documentation	NXAIR / OEM panel	Confirm against current product documentation	Switchgear/cassette: ___
12	Confirm against current product documentation	PCD, / — confirm against current documentation	210mm, right terminals	Confirm against current product documentation	Pole distance/terminals: ___
13	Confirm against current product documentation	AC/DC and — confirm against current documentation	220Vdc	Confirm against current product documentation	Control voltage: 220 Vdc
14	Confirm against current product documentation	Confirm against current product documentation	220Vdc	Confirm against current product documentation	Charging motor: 220 Vdc
15	Confirm against current product documentation	Confirm against current product documentation	220Vdc	Confirm against current product documentation	Closing coil: 220 Vdc
16	Confirm against current product documentation	Confirm against current product documentation	2×220Vdc	Confirm against current product documentation	Trip coils: 2 x 220 Vdc
17	/CT — confirm against current documentation	Confirm against current product documentation	Required	Confirm against current product documentation	Additional releases: ___
18	Confirm against current product documentation	NO/NC — confirm against current documentation	10NO+10NC	Confirm against current product documentation	Auxiliary contacts: ___
19	Confirm against current product documentation	O-0.3s-CO — confirm against current documentation	O-0.3s-CO-3min-CO	Confirm against current product documentation	Operating sequence: ___
20	Confirm against current product documentation	and — confirm against current documentation	M2 10,000	Confirm against current product documentation	Endurance class: ___
21	Confirm against current product documentation	/ / /generator — confirm against current documentation	Generator	specialist — confirm against current documentation	Application: ___
22	Confirm against current product documentation	Confirm against current product documentation	SIPROTEC 5	/CT — confirm against current documentation	Protection relay: ___
23	Confirm against current product documentation	Confirm against current product documentation	3500m	Confirm against current product documentation	Environment: ___
24	Confirm against current product documentation	and SKU — confirm against current documentation	UAE	Confirm against current product documentation	Destination market: ___
25	Confirm against current product documentation	MLFB, , , and — confirm against current documentation	3AE1 retrofit	Confirm against current product documentation	Existing breaker data attached
Confirm against current product documentation
SION IEC	Siemens SION Vacuum Circuit Breaker Standard: IEC 62271-100 Series: SION 3AE5 / 3AE6 / 3AE8 Rated voltage: 24 kV Rated current: 2000 A Rated short-circuit breaking current: 31.5 kA Short-time withstand: 31.5 kA / 3 s Type: Fixed / Withdrawable / Lateral Pole-center distance / terminal direction: __________ Switchgear / cassette: __________ Control voltage: 220 Vdc Charging motor: 220 Vdc Closing coil: 220 Vdc Trip coils: 2 x 220 Vdc Auxiliary contacts: __________ Application: Incoming feeder Quantity: ___ pcs

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