连接器种类参数（英文）

ENGINEERING DATA SHEET SERIES 328 CONTACTOR 1PDT-DB-DM+AUX, 300 AMP/28 VDC Permanent duty Main contact 1NO + 1NC Auxiliary contact 2NO + 2NC Coil supply Direct current - Polarized and protected coil See schematic diagram Meets the requirements of AIR 7304 AIR 8456B AIR 9456 MIL 6106J PRINCIPLE TECHNICAL CHARACTERISTICS Contacts rated at 300 A / 28 Vdc Weight - Ref. P/N: 328 870 g ±10% - Ref. P/N: S328 920 g ±10% - Ref. P/N: M328 945 g ±10% Maximum size 130mm x 70mm x 62.5mm Dust proof metal can. CONTACT ELECTRICAL CHARACTERISTICS Contact rating per pole and load type Load Current in Amps @28Vdc Resistive Inductive Motor Overload Rupture I minimum 300 (In) 180 300 8 In [1] 10 In [2] In/10 Auxilary contact rating @28Vdc @115Vac/400Hz Resistive Inductive (L/R=5ms) Lamp 5 2.5 2 5 2.5 2 Notes: [1] 2400 Amps for 50 cycles; duty cycle: .2 sec on, 20 sec off. [2] 3000 Amps for 50 cycles; duty cycle: .2 sec on, 20 sec off. 3. Other models available upon request. Contact factory. [4] Additional temperature ratings available. Featuring LEACH© power and control solutions www.esterline.com AMERICAS 6900 Orangethorpe Ave. P.O. Box 5032 Buena Park, CA 90622 . . Tel: (01) 714-736-7599 Fax: (01) 714-670-1145 EUROPE 2 Rue Goethe 57430 Sarralbe France . . Tel: (33) 3 87 97 31 01 Fax: (33) 3 87 97 96 86 ASIA Units 602-603 6/F Lakeside 1 No.8 Science Park West Avenue Phase Two, Hong Kong Science Park Pak Shek Kok, Tai Po, N.T. Hong Kong Tel: (852) 2 191 3830 Fax: (852) 2 389 5803 Data sheets are for initial product selection and comparison. Contact Esterline Power Systems prior to choosing a component. Date of issue: 6/06 - 185 - Page 1 of 3 COIL CHARACTERISTICS AT 20 °C SERIES 328 Nominal operating voltage 28 Vdc Maximum operating voltage 32 Vdc Maximum pickup voltage 18 Vdc Drop-out voltage 2 Vdc min. to 8 Vdc max. Cut-in current 10 A at 28 Vdc Holding current 300 mA at 28 Vdc GENERAL CHARACTERISTICS Temperature range -55°C to +85°C [4] Minimum operating cycles (life) at rated load 50,000 cycles Dielectric strength at sea level 500 Vrms Dielectric strength at altitude 25,000 m 300 Vrms Insulation resistance at 500 Vdc 100 M Ω Sinusoidal vibration 10 G / 5 to 2000 Hz Shock 30 G / 11 ms Maximum contact opening time under vibration and shock 10 µs Maximum operate time at 28 Vdc 30 ms Maximum release time at 28 Vdc 20 ms Main contact voltage drop - Initial value 120 mV - After endurance test 180 mV Auxiliary contact voltage drop - Initial value 60 mV - After endurance test 120 mV Auxiliary contacts - Contact resistance (low level) 1 Ω - I minimum 2 mA Assembly torque - Main contact terminals 8.3 Nm Date of issue: 6/06 - 186 - Page 2 of 3 MOUNTING STYLES SERIES 328 TERMINAL TYPES SCHEMATIC DIAGRAM NUMBERING SYSTEM S 328 1 - Mounting Style (S,M)_________________________| | 2 - Basic series designation____________________________| Date of issue: 6/00 - 187 - Page 3 of 3 328 328 328M S TYPE M328 TYPES 328/S328 STANDARD TOLERANCE : ±0.5 DIMENSIONS IN MM 4 MOUNTING HOLES 60 3 4.5 DIA 23 3.6 40 23 PANEL CUTOUT A D 60 70 23 BC DA 55 DIA 35 60 70 23 BC 55 DIA 35 = WITHOUT BASE AND CLAMP = WITH BASE AND CLAMP 10/45 50 40 130±1 50 32 40 = WITH MOULDED BODY 130±1 4 STUDS M8 7 4 STUDS 16 7 M8 16 4 M8 STUDS 9 A D C B (HE 301 B 1H 12 10 P) MS 3113 H 12 10 P RECEPTACLE STANDARD TOLERANCE : ±0.5 DIMENSIONS IN MM MAIN CONTACTS COIL TERMINALS / AUXILIARY CONTACTS 16 DIA LUG SEAT TYP 20 MAX LUG DIA 12 EACH REQUIRED - FLAT WASHER - HEX. NUT - LOCKWASHER BD AC -K +J C A D BFH EG