Transfer Switches, ASCO, Series 300, ASTR-300, 300

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ASCO

Series 300

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Series 300, Industrial Automatic Transfer Switches, Enclosed & Open & Service Entrance

ASTR-300 (327)

30 to 3,600 Amp, Indoor, Outdoor, Explosion Proof, Stainless and Accessories, >>>> Order online or call PowerPixie @ 707 539-9003 to take your order. GSA Pricing Available.

Category: Transfer Switches Status: New

In Stock	Ship Via			List Price	You Save			Our Price	Qty	Add to Cart
Yes	UPS Ground							Select Options Below

<-- To get a Freight Estimate, select the options and quantity below and CLICK this button.

This product sold on GSA Contract: GS-07F-5964R

Product Prices & Options

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Transfer Switch Voltages @ 60 Hertz
Transfer Switch Voltages @ 50 Hertz
ASCO Automatic Transfer Switch, Enclosed, 300 Series
ASCO Automatic Transfer Switch, 300, Enclosure
ASCO Automatic Transfer Switch, Service Entrance, 300 SE Series
ASCO Automatic Transfer Switch, 300 SE Enclosure
ASCO Automatic Transfer Switch, Load Center, 300 LC Series
ASCO Automatic Transfer Switch, Open, 300 Series
ASCO Transfer Switch Exerciser or Clock
Heaters
Auxiliary Contacts
Wiring Components
Communications Options
Special Options
Extended Warranties

Product Packages: The packages below are the most common purchases. Includes only the options listed. If you need other options, use the drop down windows to configure your made to order package.

Automatic, 300 Series, 104 Amp, 2 Pole, Indoor, Nema 1

Our Price: $1,228.84

Qty:

Automatic, 300 Series, 104 Amp, 2 Pole, Outdoor, Nema 3R

Our Price: $1,383.84

Qty:

Automatic, 300 Series, 150 Amp, 2 Pole, Indoor, Nema 1

Our Price: $1,399.96

Qty:

Automatic, 300 Series, 150 Amp, 2 Pole, Outdoor, Nema 3R

Our Price: $1,554.96

Qty:

Automatic, 300 Series, 200 Amp, 2 Pole, Indoor, Nema 1

Our Price: $1,589.68

Qty:

Automatic, 300 Series, 200 Amp, 2 Pole, Outdoor, Nema 3R

Our Price: $1,744.68

Qty:

Automatic, 300 Series, 200 Amp, 3 Pole, Indoor, Nema 1

Our Price: $1,874.88

Qty:

Automatic, 300 Series, 200 Amp, 3 Pole, Outdoor, Nema 3R

Our Price: $2,029.88

Qty:

Automatic, 300 Series, 400 Amp, 2 Pole, Indoor, Nema 1

Our Price: $2,363.44

Qty:

Automatic, 300 Series, 400 Amp, 2 Pole, Outdoor, Nema 3R

Our Price: $2,589.12

Qty:

Automatic, 300 Series, 400 Amp, 3 Pole, Indoor, Nema 1

Our Price: $2,703.20

Qty:

Automatic, 300 Series, 400 Amp, 3 Pole, Outdoor, Nema 3R

Our Price: $2,928.88

Qty:

Detailed Description

ASCO Series 300 Transfer Switch Group - Automatic Transfer Switches - Enclosed & Open

As the world leader in emergency and standby power transfer solutions, ASCO keeps your power on. ASCO Automatic Transfer Switches and Power Systems safeguard data and telecommunications networks, industrial processes and critical installations from health care facilities to financial transaction centers.

Over the past 70 years, ASCO has pioneered every major product innovation in power transfer technology. ASCO is committed to providing a full range of quality-driven products, backed by 24-hour nationwide service support.

ASCO Series 300 Enclosed- ASCO Series 300 automatic transfer switches are suitable for emergency and standby power system applications.

ASCO Series 300 Open - ASCO Series 300 automatic transfer switches are suitable for emergency and standby power system applications. These units are identical to Series 300 enclosed but do not have front covers or doors. This Series is designed to be installed inside rack systems or other enclosures and will not meet electrical or UL codes if installed standing alone.

Sizes 30 through 3000 amps in a compact design with 2, 3, & 4 pole configurations. Available 120 to 600 VAC. UL 1008 listed to 480 VAC for total system loads. True double-throw, inherently interlocked construction to absolutely prohibit connecting both sources together.Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (U.S.). Rated for emergency and standby applications.

Standard models in stock, dropped shipped to your location. FREE SHIPPING with purchase of a generator at the same time.
Available in Type 1 and 3R enclosures 30 through 3000 amps. Type 1, 3R, 4 and 12 from 30 to 1600 amps, (some exceptions).
Available In "Non-Automatic or Manual " versions. See ASCO Transfer Switch Group - Automatic Transfer Switches - Enclosed - Series 386
Covers are hinged, heavy duty type with secured latching mechanism.
Conversion kits available from stock to allow field addition of Optional Accessories.
Qualified and listed to CSA C22.2 No. 178 and UL 1008 automatic transfer equipment standards.
For technical data, weights, dimensions, features, remote controls, monitoring, warranty and other information, See Additional Information below.

ASCO Automatic Transfer Switch, "Standard" Features - Enclosed - Series 300
Manual bypass of transfer to normal TD with Test switch		Auto engine exerciser with load/no load switch
Switch position lights, source availability lights, test switch and time delay bypass switch.		ATS position indicating contacts, Normal, Emergency
Motor load transfer controls (in-phase monitor) to keep motors operating during transfer.		Provisions for remote transfer contact (peak shave/test), with automatic bypass (retransfer) if emergency fails, and normal is acceptable.
Load disconnect contacts, with TD which operate before/after transfer		Standard Engine Exerciser for weekly automatic testing of engine generator set with or without load.
Pre-transfer & post-transfer load disconnect contacts for signaling motor starters, elevators, VFDs and other selected loads.		Selectable control switches for voltage, frequency, time delay settings & additional control features.
Voltage & Frequency Sensing		Standard Control Contacts
Adjustable three-phase, close differential voltage sensing on normal source.		Switch position indicating contacts (rated 10 amps 250VAC, 32VDC). (1) for Normal position, (1) for Emergency position
Normal source pickup voltage is adjustable to 95% of nominal; drop-out is adjustable from 70 to 90% of nominal.		Gold plated engine start contacts (rated 5 amps 28VDC or 120VAC).
Time Delays		Remote Control Features
Adjustable time delay to over ride momentary normal source outages to delay all transfer switch and engine-starting signals.		Remote test switch.
Transfer to emergency time delay. Adjustable from 0 to 5 minutes for controlled timing of load transfer to emergency.		Remote time delay bypass switch.
Retransfer to normal time delay. Adjustable to 30 minutes.		Inhibit transfer to emergency.
Five-minute unloaded running time delay for generator cool down.		Extensive remote control capabilities.
Four-second time delay to override momentary to ignore momentary voltage and frequency transients during initial GenSet loading.		Remote contact for test or for peak shaving applications. Circuit will be automatically bypassed if emergency source fails.

ASCO Accessories For Series 300 Transfer Switches
Number	Accessory Name - Click For Details> Optional Accessories
300-5308	A programmable engine exerciser that provides for weekly or biweekly operation, includes one form C contact for source availability of normal and emergency (contact rating 2 amps @ 30Vdc, 0.5 amp. @ 125 VAC resistive). The programmable engine exerciser incorporates a 7 day or 14 day time base with a digital readout display. Includes "with or without" load control switch for exerciser period.
K601111 (field install)	Deluxe Engine Exerciser Kit (includes Acc 300-5308). Field installable kit.
14AA/A4BA	ATS position indicating contacts, (2) for Normal, (2) for Emergency
601815	Local Site Converter (RS232 to RS485)
72A	Communications Interface Module
601110	Communications Interface Module Kit (with Acc. 72A)
5120	Telephone Interface Module
VPI 32.15	PowerQuest VPi Software
62W	Transfer to emergency alarm horn & silence switch (City of Chicago)*
44A	Strip heater w/ thermostat, external 120 volt power source required. Strip Heater with thermostat for extremely cold areas to prevent condensation and freezing of this condensation. External 120 volt power source required.
44G	Strip heater w/ thermostat, wired to load terminals: 208-240, 360-380, 460-480, 550-600 volts. Contains wiring harnesses for all transfer switch sizes.
K613127-001	Strip Heater Kit, (125 watt) 120 volt (Acc. 44A)
K613127-002	Strip Heater. Kit (125 watt) 208- 600 volt (Acc. 44G)
K609027	Cable Pull Box (1600-2000 amp)

Additional Information

Control Panel Features

Features, Controls & Status Indicators

Dimensional Data

Optional Accessories

Remote ATS Monitoring Systems

Ratings & Ordering

Operators Manuals

Product Wiring Drawings

Outline and Mounting Data

Suggested Specification

Series 300 Brochure

Extended Warranty

Service Entrance Featrures

Power Transfer Load Center (PTLC)

ASCO Series Comparison

NEMA Enclosure Guide

RV Transfer Switches	Reliance Controls Transfer Switches	ASCO Light Duty Transfer Switches	Series 300 Manual Industrial Switches
Three Source Systems

Call us for information or to order at 707 539-9003 (8 A.M. to 6 P.M. California, Pacific Time) or write sales@generatorjoe.net.

Notice: Specifications, features, controls and other data subject to change, substitution or modification without notice. Some data may be approximate. We recommend that you review the Product Details, Product Brochures and Warranty for this product. Manufacturers may require professional startup services to validate warranties. All equipment should be sized, installed, started and maintained by professionals or knowledgeable users. Sales of equipment subject to conditions of sale posted on the website at Policy & Warranties, subject to change without notice.

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