Alpha-1GT

Alpha-2GT

Alpha-3GT*

(*shown)

Alpha-3GTL

Alpha-3GTR

Alpha-5GTL

Alpha-5GTR*

(*shown)

Alpha-4GT

Alpha-5GT

Alpha-6GT

 

 

 

 

 

 

 

 

 

(22.9 cm)

 

 

 

 

 

 

 

 

6.625˝

 

 

 

16.5˝

 

3.5˝

1.5˝

 

(16.8 cm)

 

 

 

(4.5 cm)

 

(8.9 cm)

 

 

 

 

 

 

 

 

(3.8 cm)

 

 

19.125˝

 

 

 

 

14.125˝

 

17.125˝

 

(48.6 cm)

 

 

 

 

 

(13.5 cm)

17.625˝

13.125˝

7.125˝

2.25˝

(36.2 cm)

 

 

 

 

 

 

 

(44.8 cm)

(33.3cm)

(18.1 cm)

(5.7 cm)

 

 

 

 

1.75˝

 

CORD NOT SHOWN

1.625˝

 

 

 

(4.5 cm)

 

FOR CLARITY

 

 

 

 

 

 

 

 

(4.1 cm)

 

9

 

 

 

 

 

 

 

 

[22.9cm]

 

 

 

16.5

 

 

 

 

6.625

 

 

 

 

 

 

 

 

 

 

[41.9cm]

 

3.5

 

 

[16.8cm]

 

 

 

 

 

1.5

 

 

 

 

 

 

 

[8.9cm]

 

 

 

 

 

 

 

 

[3.8cm]

19.125

 

6.75

 

 

 

 

 

 

[48.6cm]

17.125

[17.1cm]

 

13.125

 

 

14.125

 

 

[13.5cm]

 

 

 

 

[36.2cm]

 

 

 

 

[33.3cm]

7.125

 

 

17.625

 

8.375

2.25

 

[21.3cm]

[18.1cm]

[5.7cm]

 

[44.8cm]

 

 

 

 

 

 

 

 

 

 

 

15.75

 

1.75

 

CORD NOT SHOWN

 

 

 

 

 

 

FOR CLARITY

 

1.625

 

 

[40.0cm]

 

[4.4cm]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[4.1cm]

 

 

 

 

 

 

 

6˝

 

18˝

 

 

 

16.5˝

 

[15.2cm]

3.5˝

[45.7cm]

 

 

[4.5 cm]

 

 

 

[8.9cm]

 

 

 

 

 

 

 

17.125˝

 

13.125˝

 

 

14.125˝

 

 

 

[13.5cm]

 

 

 

[36.2cm]

 

 

 

17.625˝

[33.3cm] 7.125˝

 

 

 

 

 

 

2.25˝

 

 

 

 

[44.8cm]

[18.1cm]

 

[5.7cm]

 

 

 

 

 

1.75˝

 

 

 

 

1.625˝

 

 

[4.5 cm]

 

 

 

 

[4.1cm]

 

9

 

 

16.5

 

 

 

 

 

 

 

[41.9cm]

 

 

3.5

 

[22.9cm]

 

 

 

 

 

 

 

 

 

 

 

[8.9cm]

1.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[3.8cm]

 

6.75

 

 

 

 

 

 

 

17.125

[17.1cm]

13.125

 

 

14.125

 

 

 

[13.5cm]

 

 

 

[36.2cm]

 

 

 

 

[33.3cm]

7.125

 

 

 

 

 

8.375

 

2.25

 

 

 

 

[21.3cm]

 

[18.1 cm]

 

[5.7cm]

 

 

 

 

22.5

1.75

 

CORD NOT SHOWN

 

 

 

 

 

FOR CLARITY

 

 

1.625

[57.2cm]

[4.4 cm]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[4.1cm]

9

10.25

 

 

18

 

 

 

 

[22.9cm]

[26.0cm]

 

 

 

 

 

 

 

[45.7cm]

 

 

 

 

 

8.25

 

 

 

 

 

 

 

 

[21.0cm]

 

 

 

 

 

 

 

 

 

6.750

 

6.750

 

 

 

 

17.125

[17.1cm]

 

[17.1cm]

 

 

14.125

 

 

 

 

13.125

 

 

[35.9cm]

 

[43.5cm]

 

 

 

[33.3cm]

7.125

 

2.250

 

8.250

 

 

 

 

 

 

[18.1cm]

 

[5.7cm]

 

[21.0cm]

 

 

 

 

 

 

 

 

 

 

 

.500

 

31.500

1.750

16.500

 

 

 

[4.4cm]

[41.9cm]

 

9

[1.3cm]

 

[80.0cm]

 

8.375

 

 

 

 

 

 

 

[22.9cm]

[21.3cm]

 

 

 

 

 

 

 

Alpha-6GTN

 

18

 

 

12.5

 

(45.7 cm)

 

 

6

 

 

 

 

(31.8 cm)

6.625

6.625

 

 

 

(15.2 cm)

(16.8 cm)

(16.8 cm)

 

 

 

3.5

 

 

 

 

 

(8.9 cm)

17.125

19.125

 

 

14.125

 

(48.6 cm)

13.125

 

 

(13.5 cm)

 

 

2.25(36.2 cm)

 

17.625

(33.3 cm)

7.125

 

 

(44.8 cm)

 

(18.1 cm)

(5.7 cm)

 

 

 

1.75

 

1.625

 

 

(4.4 cm)

 

(4.1 cm)

© 2007 Wilbur Curtis Company, Inc.

WILBUR CURTIS COMPANY, INC.

6913 Acco Street, Montebello, CA 90640-5403 Telephone: 800-421-6150 · 323-837-2300 Fax: 323-837-2406 www.wilburcurtis.com

Printed in U.S.A. 1/08 – 11663 F-3195 rev D

Page 4
Image 4
Curtis ALPHA 2GT, ALPHA 1GT, ALPHA 3GTR/L, ALPHA 5GTR/L, ALPHA 6GTN, ALPHA 4GT manual Alpha-1GT Alpha-2GT Alpha-3GT

ALPHA 5GT, ALPHA 4GT, ALPHA 6GTN, ALPHA 5GTR/L, ALPHA 6GT specifications

Curtis has established itself as a leader in the field of electric vehicle controllers and power management systems, with a range of products designed to meet diverse needs. Among its innovative offerings are the Curtis ALPHA series controllers: 3GTR/L, 5GT, 6GT, 4GT, and 1GT. Each model serves unique applications while embodying advanced technologies and superior performance.

The Curtis ALPHA 3GTR/L is recognized for its robust performance in small to medium-sized electric vehicle applications. It integrates a powerful microprocessor that enables rapid response times and precise control, ensuring efficient operation in varied environments. Key features include regenerative braking capabilities, fault diagnostics, and customizable speed profiles, allowing users to optimize performance according to specific requirements.

Next, the Curtis ALPHA 5GT serves as a mid-range controller that balances power and efficiency. Equipped with advanced thermal management technology, it operates effectively in harsh conditions without overheating. The 5GT’s features include multiple programmable parameters, enabling engineers to tailor the controller to their specific needs. Additionally, its highly integrated design minimizes wiring requirements, simplifying installation and maintenance.

The Curtis ALPHA 6GT represents a leap in performance, targeting high-performance electric vehicles. This controller offers enhanced software algorithms for improved traction control and acceleration. With a high current capacity, the 6GT provides precise torque management and superior hill-climbing capabilities. Its built-in CAN communication protocol allows for seamless integration with advanced vehicle systems, enhancing overall vehicle intelligence.

Designed for versatile applications, the Curtis ALPHA 4GT includes sophisticated programming options that cater to both commercial and recreational electric vehicles. It features an intuitive user interface for easy configuration and real-time monitoring. The 4GT supports various motor types and incorporates safety features like over-temperature and over-voltage protection for reliable operation even under stress.

Lastly, the Curtis ALPHA 1GT is an entry-level controller that doesn’t compromise on performance. Targeted at smaller applications, this model offers essential functionalities with an emphasis on simplicity and cost-effectiveness. With features like programmable speed limits and basic diagnostic capabilities, the 1GT is ideal for users looking to implement electric drive systems without excessive complexity.

Together, the Curtis ALPHA series controllers embody a commitment to innovation, reliability, and performance. Their advanced technologies and features enable manufacturers and developers to build efficient, high-quality electric vehicles that meet the demands of modern mobility.