3RT2924-5AG21 | magnetic coil 110 V AC, 50/60 Hz, for contactors 3RT2023-.A, 3RT2024-.A and 3RT2025-.A – Siemens

Name: 3RT2924-5AG21 | magnetic coil 110 V AC, 50/60 Hz, for contactors 3RT2023-.A, 3RT2024-.A and 3RT2025-.A - Siemens - myelectric.in
Brand: Siemens
SKU: 3RT2924-5AG21
Price: 588.80 INR
Availability: OutOfStock

SKU: 3RT2924-5AG21

Original price was: ₹1,280.00.Current price is: ₹588.80. Excl. GST

Out of stock

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The Siemens 3RT2924-5AG21 is a contactor spare part, engineered for motor control and switching in demanding Indian and international installations. Key ratings include 110V AC. Buy the 3RT2924-5AG21 | magnetic coil 110 V AC, 50/60 Hz, for contactors 3RT2023-.A, 3RT2024-.A and 3RT2025-.A online at myelectric.in with GST invoice, genuine-product assurance, and fast delivery across India — bulk and worldwide export enquiries welcome.

📋 Technical Specifications

Parameter	Value
Brand	Siemens
Part Number / SKU	3RT2924-5AG21
Category	Contactor Spare Part
Series / Model	3RT
Coil Voltage	110V AC
Frequency	60 Hz
Rated Frequency	50/60 Hz
Standard	IEC 60947-4-1, IS 13947
Certifications	BIS certified, CE, cULus (select models)

⚡ Key Features

Genuine Siemens OEM accessory — manufactured to the same specification and tested to the same standards as the parent device; ensures mechanical and electrical compatibility that third-party alternatives cannot guarantee.
Replacement contactor coil rated 110V AC — restores the original contactor to service at a fraction of the cost of a complete replacement.
Exact-fit replacement — same electrical and mechanical specification as the factory-fitted coil; no recalibration or adjustment of the contactor required after fitting.
Direct clip-on or screw-mount to parent device — fits without panel modification or additional wiring between the accessory and main device; field-retrofittable.
Manufactured to IEC 60947 (tested as part of the parent device certification) — complies with the applicable Indian BIS and IEC international standards for this product category.
BIS certified, CE, cULus (select models) — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
Genuine authorised Siemens product — sourced directly from the official distribution network with full manufacturer traceability and warranty.
GST invoice provided for India orders — valid for corporate procurement, government project orders, and public tender supply via myelectric.in.
Worldwide export available — UAE, Singapore, UK, USA, Sri Lanka & more. Contact +91 94814 00316 for bulk pricing and international shipping.

❓ Frequently Asked Questions

Q: The 3RT2924-5AG21 has a coil voltage of 110V AC — what control supply is needed?

A: This Siemens device requires a 110V AC control supply connected to the coil terminals (A1 and A2). For AC coils, ensure the control circuit voltage is stable — voltage drops below 85% of rated coil voltage can cause chatter and coil overheating. Always fit a surge suppressor across the coil when switching with a PLC or solid-state relay.

Q: What causes a contactor coil to fail and need replacement like the 3RT2924-5AG21?

A: The most common causes are: sustained undervoltage (coil hums and overheats while failing to seal the magnetic circuit), overvoltage, voltage spikes from nearby switching inductive loads, dust or rust on the magnet faces preventing full closure (coil draws inrush current continuously), and simple ageing of the insulation. If coils fail repeatedly, fit a surge suppressor and check the control supply voltage stability before fitting the new coil.

Q: How do I know the 3RT2924-5AG21 replacement coil matches my contactor?

A: Match three things: (1) the contactor series and frame size stated for the 3RT2924-5AG21, (2) the coil voltage — the replacement must equal the control circuit voltage exactly, and (3) AC or DC supply type. Fitting a coil of the wrong voltage causes failure to pull in (too low) or coil burnout (too high). The original coil’s voltage is printed on its face — verify before ordering.