Altech UL1077, UL508, UL489 General Product Line Information

Altech UL1077

Altech UL489 Altech UL508

4

The Altech Advantage

In todayʼs very competitive marketplace you need reliability, so you need to use circuit
breakers that are high quality and technically correct for your application. Altech is a US leader
in DIN rail mounted breakers with ratings up to 63A. Only Altech offers DIN rail mounted
breakers that meet UL489, UL508 or UL1077 approvals with a short circuit interrupt capacity
of up to 10kA. No other manufacturer offers this complete line. This assures you the right
product for your application requirements.

If your application requires a manual motor controller,
Altech is the leading US supplier of UL508 Manual Motor
Controllers (MMC). In AC, we offer up to 60A in 1 to 3
poles at 480Y/277VAC. With 6 trip curves, Altech has the
largest selection in the industry. This ensures you the
selectivity you require for your application designs. Our
MMCs have a 10kA short circuit withstand capacity, this is
the highest rating in the industry. The AC version is rated
up to 60A and is DC rated in 2 poles up to 80VDC.

Modern Look and Color

Dark blue handle and terminal caps enhance appearance and match imprint.

Marking Window

Large marking area with clear swivel window screen.

Standard Dual Connection Terminal

Standard box & ring tongue terminal are unique for the industry.

Reinforced Housing

Added ridges and new housing design improves overall product strength.

UL508

Manual Motor Controllers (MMC)

Provides the following features according to NEC

®

:

•Overload protection

•Switching function

•Disconnect function*

*when suitable for disconnect means

508 listed

E137938

C22.2 No.14 certified

LR104391

(up to 25A certain trip curves)

22

Altech UL508

SHORT CIRCUIT WITHSTAND RATINGS FOR V-EA MANUAL MOTOR CONTROLLER

UL508 Listed
Manual Motor Controllers
“Suitable as Motor Disconnect”

• DIN Rail Mounted

• 17.5mm width per pole

• Thermal Magnetic

• 480Y/277V AC, 50/60Hz

• 10kA Short Circuit

Withstand Capacity

• Applications Include:

• AC Motor Starting, Across the Line

• AC General Use

• AC Resistance

• AC Discharge Lamps (Ballast)

• AC Incandescent Lamps (Tungsten)

508 listed

E137938

C22.2 No.14 certified

LR104391

V-EA Series

Vol tage Rat ing

Short Circuit Withstand Rating
(UL/CSA - Ratings)

Group Short Circuit Withstand Rating
(UL/CSA - Ratings)

Interrupting Capacity (VDE - Ratings)
Calibration Temperature
Operating Temperature
Storage Temperature
Terminal Size Acceptability
Ter mina l Tor que
Terminal Protection Degree
Horse Power Ratings
Mechanical Endurance Ratings

480Y/277VAC

0.3-25A: 1 pole - 42VDC; 2 Pole - 80VDC
30-60A: 1 pole - 24VDC; 2 Pole - 60VDC

0.3-60A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB

0.3-10A (RC): 10kA; 12-60A (RC): 5kA
no branch circuit protection required

0.3-63A (RC): 10kA
40°C (104°F)

-25°C to 55°C (-13°F to 131°F)

-40°C to 70°C (-40°F to 158°F)
Top: 18-3 AWG; Bottom: 18-2 AWG (Line/Load reversible)
20 lb.in.
IP20
see page 32
see page 33

Backup UL-Listed UL-Listed No BCP
Trip Protection RK5-Fuse MCCB Required
Curve Amp Range up to 10kA up to 10kA up to:

all 0.3 - 10A 4xRC* 4xRC* 10kA

min 15A, max 70A min 15A, max 70A

all 12 - 30/32A 4xRC* 4xRC* 5kA

max 125A max 125A

all 40 - 50A 4xRC* 4xRC* 5kA

max 200A max 200A

all 60 / 63A 4xRC* 4xRC* 5kA

max 250A max 250A

*up to nearest rated current