3RW5553-6HA14 | Siemens Sirius 3RW5 Soft Starter 720 A, 400 kW, Coil Voltage 110-250 V AC – Siemens

Name: 3RW5553-6HA14 | Siemens Sirius 3RW5 Soft Starter 720 A, 400 kW, Coil Voltage 110-250 V AC - Siemens - myelectric.in
Brand: Siemens
SKU: 3RW5553-6HA14
Price: 1294336.50 INR
Availability: OutOfStock

SKU: 3RW5553-6HA14

Original price was: ₹2,813,775.00.Current price is: ₹1,294,336.50. Excl. GST

Out of stock

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The Siemens 3RW5553-6HA14 is a soft starter, engineered for motor control and switching in demanding Indian and international installations. Key ratings include 720 A, 250V AC. Buy the 3RW5553-6HA14 | Siemens Sirius 3RW5 Soft Starter 720 A, 400 kW, Coil Voltage 110-250 V AC 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	3RW5553-6HA14
Category	Soft Starter
Coil Voltage	250V AC
Current Rating	720 A
Power Rating	400 kW
Rated Frequency	50/60 Hz
Standards	IEC 60947-3 (disconnectors)
Certifications	BIS certified, CE, cULus (select models)

⚡ Key Features

720 A current rating — confirmed from product specifications; size wiring and terminals to match or exceed this value.
250V AC coil or control supply voltage — directly compatible with standard panel control circuits.
Manufactured to IEC 60947-3 (disconnectors), IEC 60898, IS 13947, IS 8828 — complies with Indian BIS and IEC international safety standards.
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: What is the significance of the 720 A rating on the 3RW5553-6HA14?

A: The 720 A rating is the device’s maximum continuous current carrying capacity under specified conditions (typically 40°C ambient). For circuit design, use 80% of this value as the design current to allow for derating due to grouping, temperature, and future load growth.

Q: The 3RW5553-6HA14 has a coil voltage of 250V AC — what control supply is needed?

A: This Siemens device requires a 250V 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.