Siemens Star Delta Multi Function Timer Relay, Screw, 0.05 → 360000 s, DPNO, 2 Contacts, 12 → 240 V

Name: 7PV1578-1BW30, Siemens
Brand: Siemens
SKU: ET14070723
Price: 33.75 GBP
Availability: InStock
Rating: 5 (1 reviews)

Enrgtech Part No: ET14070723
|
Manufacturer Part No:
7PV1578-1BW30
|
Manufacturer: Siemens

7PV1578-1BW30 Siemens Star Delta Multi Function Timer Relay, Screw, 0.05 → 360000 s, DPNO, 2 Contacts, 12 → 240 V

(1)

Product Information

Time Delay:

11ms

Time Increment:

Seconds

Mounting Type:

DIN Rail

Maximum Current:

(dc) 1 A, (ac) 3A

Time Range:

0.05 → 360000s

Power Supply:

External

Length:

90.5mm

Mode of Operation:

Star Delta

Contact Configuration:

DPST

Width:

17.5mm

Depth:

67mm

Supply Voltage:

12 → 240V

warehouse-3

2 - In Stock

Ships in 5-7 business days

Quantity

Unit Price (ex VAT)

Price

£ 33.75

Mfr Part No:

7PV1578-1BW30

Seller:

Siemens (warehouse-3)

Origin:

Warranty:

Manufacturer

Data Code:

ET14070723

Order Today!

From: United Kingdom

Est Ship Date: 18 Dec, 2025

Est Fastest Delivery: 22 Dec, 2025

Quantity Quantity

The Siemens 7PV1578-1BW30 is a versatile, multi-function timer relay engineered for precise control over star-delta motor starting sequences. This essential automation component provides an exceptionally broad time-delay range, extending from 0.05 seconds up to 360,000 seconds (100 hours), making it adaptable to diverse application needs. Designed for DIN rail mounting and featuring secure screw terminals, the relay ensures straightforward installation and reliable, consistent timing control across a wide range of supply voltages from 12V to 240V AC/DC.

Benefits of Using the Siemens Star Delta Multi-Function Timer Relay

Employing this timer relay ensures the safe and controlled acceleration of large motors by managing the transition from star to delta connection. This controlled start significantly reduces inrush current, minimising stress on the power supply and motor components. The wide timing range and multi-functionality offer superb flexibility for efficiently and reliably optimising different motor control circuits.

Standout Features & Application Areas of the Siemens 7PV1578-1BW30

Standout Features:
- Dedicated Star Delta mode of operation for controlled motor starting.
- Exceptional wide time range adjustable from 0.05 seconds up to 100 hours.
- Wide-range input voltage compatibility (12V to 240V AC/DC) for universal use.
- DIN rail mounting with secure screw terminals for robust connection.
Application Areas:
- Control panels for industrial AC motor soft-starting applications.
- HVAC and pumping systems requiring reduced starting current.
- Integration into complex automation machinery and production lines.

Environmental Product Declaration(Technical Reference)

Environmental Product Declaration - Overview(Technical Reference)

Time Relay 7PV15781BW30 - Data Sheet.pdf(Technical Reference)

Your Rating

Reviews

Alex Worboys

06 Jun 2024

I bought the Star Delta Multi Function Timer Relay from EnrgTech for a project, and it's been fantastic. The wide range of functions and easy installation are impressive. The delivery was swift, and their customer care team was very supportive. The professional sales team at EnrgTech made the purchase easy. Visit the EnrgTech website for reliable and efficient products. Very satisfied!

FAQs

Yes. We ship 7PV1578-1BW30 Internationally to many countries around the world.

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We use our internationally recognized delivery partners UPS/DHL. Collection of ET14070723 can also be arranged for the customer by international shipments through contacting our customer support team. Additionally, you can also search"Siemens" products on our website by using Enrgtech's Unique Manufacturing Part Number ET14070723.

You can order Siemens brand products with 7PV1578-1BW30 directly through our website or call us at +44 (0) 3303 800 157 or email our support team at sales@enrgtech.co.uk.

Yes. Our products in Timer Relays category are shipped in lowest possible time.

You will get a confirmation email regarding your order of Siemens Star Delta Multi Function Timer Relay, Screw, 0.05 → 360000 s, DPNO, 2 Contacts, 12 → 240 V. You can also check on our website or by contacting our customer support team for further order details on Siemens Star Delta Multi Function Timer Relay, Screw, 0.05 → 360000 s, DPNO, 2 Contacts, 12 → 240 V.