6–100
HARTMAN Power Switching DC Contactors
For factory-direct application
assistance, phone 419-521-9500 or
fax 419-526-2749.
Catalog 5-1773450-5 Dimensions are shown for Dimensions are in millimeters USA: +1 800 522 6752 For additional support numbers
Revised 3-13 reference purposes only. unless otherwise specified. Asia Pacific: +86 0 400 820 6015 please visit www.te.com
Specifications subject UK: +44 800 267 666
www.te.com to change.
A-703 and AH-703 Series, Rated up to 400 Amps, 28 Vdc*
Product Facts
n SPST NO, Double break
n G
asket sealed or
Hermetically sealed
n Auxiliary contacts available
n Meets many requirements
of MIL-PRF-6106
Performance Data
Electrical Characteristics
Contact Arrangement —
SPST NO, Double Break
Rated Operating Voltage —
28 Vdc* Except for A-703CSM which is
36/40 Vdc
Resistive Rating — 400 Amps
Resistive for 30 sec — 1,000 Amps
Inrush Rating — 1,500 Amps
General Characteristics
Temperature Range —
-55°C to +71°C
Operating Cycles (Life) at Rated
Resistive Load, Min. — 50,000
cycles
Operating Cycles (Life)
Mechanical, Min. — 100,000 cycles
Dielectric Strength —
All Circuits to Ground — 1,250 Vrms
Circuit to Circuit — 1,250 Vrms
Coil to Ground and Aux. Contacts —
1,000 Vrms
Weight — 2.12 to 2.88 lbs
Pickup Time, @ Nom. Voltage,
Max. — 35 msec
Dropout Time, @ Nom. Voltage,
Max. — 35 msec
Bounce Time, @ Nom. Voltage,
Max. — .004 msec
Coil Characteristics
Duty Cycle —
Intermittent (Type A, See diagram
below), Intermittent with suppression
(Type B, See diagram below),
Continuous, economized (Type C,
See diagram below) or Continuous,
economized with suppression (Type D,
See diagram below)
Operating Voltage —
28 Vdc Nominal
Pickup Voltage @ 25°C, Max. —
A-703B — 8 Vdc
A-703DBH — 10 Vdc
A-703, A-703CD, A-703CSM, A-703D,
A-703FA, A-703FB, A-703FSS,
A-703ZS — 12 Vdc
A-703T — 13 Vdc
AH-703F, A-703E, A-703G-1, A-703GC,
A-703GS, A-703R, AH-703F — 16 Vdc
Dropout Voltage —
A-703B — 0.5 to 3 Vdc
A-703CD, A-703FA, A-703FB —
0.5 to 5 Vdc
A-703T — 0.5 to 6 Vdc
A-703, A-703CSM, A-703D, A-703FSS,
A-703ZS — 0.5 to 7 Vdc
A-703DBH, A-703E, A-703R —
1.0 to 7 Vdc
AH-703F, A-703G-1, A-703GC, A-
703GS, AH-703F — 1.5 to 7 Vdc
