ENGINEERING DATA SHEET SERIES 144
RAILWAY RELAY
2 PDT FOR INRUSH CURRENT, 4 AMP


    APPLICATION NOTES:
    001
    007
    009

    APPLICABLE SOCKET
    For Socket selection,
    please contact factory


    HRCW
Non polarized, non latching, hermetically sealed relay
Contact arrangement 2 PDT
Coil supply Direct current

PRINCIPLE TECHNICAL CHARACTERISTICS


Contacts rated at

28 Vdc / 4 Amps

Rated for capacitive and lamp loads
Weight < 11 grams
Dimensions of can without hardware 20.6mm x 10.4mm x 10.5mm max
Tin plated, hermetically sealed metal can.

CONTACT ELECTRICAL CHARACTERISTICS
Minimum
operating cycles
Contact rating per
pole and load type
Load Current in Amps
@28 Vdc @115 Vac/60-400Hz
100,000 cycles
100,000 cycles
500,000 cycles
resistive load
inductive load (L/R=5ms)
low level (30 µA/30 mV)
4
2
-
0.3
-
-
100,000 cycles
100,000 cycles
on capacitive load at 28 to 72Vdc
on lamp load at 28 to 72Vdc
Inrush = 8 Amps / 1ms
0.8
Life expectancy for DC loads other than 28Vdc: See application note n°009
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: 4/06 - 1 - Page 1 of 4