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Siemens 3VA9978-0AB12

Trip alarm switch changeover contacts Type HQ (7 mm) accessory for: 3VA4/5/6

MPN: 3VA9978-0AB12
Category: Accessories and Spare Parts

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What is the Siemens 3VA9978-0AB12?

trip alarm switch changeover contacts Type HQ (7 mm) accessory for: 3VA4/5/6

Specifications

Model

product brand name	SENTRON
product designation	Tripped signaling switch
accessories	Tripped signaling switch

General technical data

degree of pollution	3
overvoltage category	III

Voltage

surge voltage resistance	4 kV
operating voltage / at AC / according to CSA and UL	300 V
operating voltage / at DC / according to CSA and UL	250 V
operating voltage / at AC / at 50 Hz / rated value / minimum	240 V
operating voltage / at DC / rated value / minimum	250 V

Current

thermal current	6 A
operational current — at AC-12 / at 12 V	6 A
operational current — at AC-12 / at 24 V	6 A
operational current — at AC-12 / at 48 V	6 A
operational current — at AC-12 / at 125 V	6 A
operational current — at AC-12 / at 220/240 V	6 A
operational current — at DC-12 / at 12 V	6 A
operational current — at DC-12 / at 24 V	4 A
operational current — at DC-12 / at 48 V	2 A
operational current — at DC-12 / at 110 V	0.5 A
operational current — at DC-12 / at 250 V	0.25 A
operational current — at DC-13 / at 12 V	1 A
operational current — at DC-13 / at 24 V	0.8 A
operational current — at DC-13 / at 48 V	0.4 A
operational current — at DC-13 / at 110 V	0.2 A
operational current — at DC-13 / at 250 V	0.1 A
operational current — at AC-15 / at 12 V	3 A
operational current — at AC-15 / at 24 V	3 A
operational current — at AC-15 / at 48 V	3 A
operational current — at AC-15 / at 125 V	3 A
operational current — at AC-15 / at 220/240 V	3 A

Mechanical Design

Net Weight	28 g
tightening torque / with screw-type terminals / minimum	0.4 N·m
tightening torque / with screw-type terminals / maximum	0.5 N·m

Connections according IEC

stripped length	15 mm
AWG number / as coded connectable conductor cross section / for auxiliary contacts — minimum	20
AWG number / as coded connectable conductor cross section / for auxiliary contacts — maximum	16

Connetctions according UL

stripped length [in]	0.6 in
tightening torque [lbf·in] / with screw-type terminals / minimum	3.5 lbf·in
tightening torque [lbf·in] / with screw-type terminals / maximum	4.4 lbf·in

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 3VA9978-0AB12PDF

3VA9978-0AB12: frequently asked questions

When can 3VA9978-0AB12 be shipped?

3VA9978-0AB12 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 3VA9978-0AB12 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 3VA9978-0AB12 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 3VA9978-0AB12, subject to availability and destination.