ENGINEERING DATA SHEET SERIES 52040
CIRCUIT-BREAKER
1PST-DM+AUX, 400 AMP/28 VDC

Certification AIR7304 AIR8456B
Letter 1120 AMX of 10/04/70
Permanent duty
Main contact 1PNO
Auxiliary contact 1PNO
Coil supply Direct current
Meets the requirements of AIR 7304
AIR 8456B
AIR 9456
MIL 6106J

PRINCIPLE TECHNICAL CHARACTERISTICS
Contacts rated at 400 A / 28 Vdc
Circuit-breaking See diagram
Weight
- Ref. P/N: 52040		 1200 g ±10%
Maximum size 102.5mm x 102.5mm x 96mm
Dust proof metal can.

CONTACT ELECTRICAL CHARACTERISTICS
Contact rating per pole
and load type		 Load current in Amps
@115/200 Vac/400 Hz
Resistive
Inductive
Motor
I minumum 		400 (In)
240
400
In/10
Auxiliary contact rating @28Vdc @115VAC/400 Hz
Resistive
Inductive (L/R=5ms)
Lamp 		5
2.5
2 		5
2.5
2
Esterline-Leach International
  www.leachintl.com 		North America
6900 Orangethorpe Ave.
P.O. Box 5032
Buena Park, CA 90622 USA

Tel: (01) 714-736-7599
Fax: (01) 714-670-1145 		Europe, SA
2 Rue Goethe
57430 Sarralbe
France

Tel: (33) 3 87 97 98 97
Fax: (33) 3 87 97 84 04 		Asia-Pacific Ltd.
20/F Shing Hing Commercial Bldg.
21-27 Wing Kut Street
Central, Hong Kong

Tel: (852) 2 191 2886
Fax: (852) 2 389 5803
Data sheets are for initial product selection and comparison. Contact Leach International prior to choosing a component.
Date of issue: 6/06 - 149 - Page 1 of 4