Get your Special Pricing!

Web Price:

$432.69

Availability: This product is currently available to purchase

Orders over $999 ship FREE*

*Free shipping applies within the continental US and weighing less than 50 lbs. Shipping and Returns Terms

Ship to Estimates

Are you from Chicago?

Yes / No

This item ships to

Change

Cancel

*shipping cost are estimated until you complete your order

Speak With a Technical Expert

Hours: 9am - 5pm CDT M-F

Call (847) 773-0645 Email Technical Expert

Documents: 3RT20451NB34

Datasheet

3RT20451NB34 | CONTACTOR | AC3:37KW | 2NO+2NC | 20-33VAC/DC | Siemens Electrical

Power contactor, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 20-33 V AC/DC, 50/60 Hz, with integrated varistor, auxiliary contacts: 2 NO + 2 NC, screw terminal, size: S3, removable auxiliary switch

Brand: Siemens ElectricalSKU: 3RT20451NB34

The photo is for representation purposes only and may not be a photo of product being purchased.

Search products similar to 3RT20451NB34

Jump to: Overview & Specifications Reviews

Overview Details for 3RT20451NB34

Specifications

Item Number	3RT20451NB34
Brand	Siemens Electrical
Height	6.060 IN
Length	3.110 IN
Modular version	TRUE
Number of auxiliary contacts as normally closed contact	2
Number of auxiliary contacts as normally open contact	2
Number of main contacts as normally open contact	3
Rated control supply voltage Us at AC 50HZ	20 V
Rated control supply voltage Us at AC 60HZ	20 V
Rated control supply voltage Us at DC	20 V
Rated operation current Ie at AC-1; 400 V	125 A
Rated operation current Ie at AC-3; 400 V	80 A
Rated operation current Ie at AC-4; 400 V	66 A
Rated operation power at AC-3; 400 V	37 kW
Rated operation power NEMA	44.129924999 kW
Type of electrical connection of main circuit	Screw connection
Voltage type for actuating	AC/DC
Weight	4.09200 LB
Width	8.270 IN