Square D Digest 179

SE Relays Power Relays Refer to Catalog 8501CT1003

General Purpose Relays

www.se.com/us

300 Power Relays

300 — DPDT, 30A Table 20.45: Standard Part Numbers Rated

Coil Resistance (Ω)

Contact Configura tion

Coil Voltage

Cover Style

Contact Current

Standard Part Number

Side flange mount Side flange mount Side flange mount Side flange mount Side flange mount

300XBXC1-24A 300XBXC1-120A 300XBXC1-240A 300XBXC1-12D 300XBXC1-24D

24Vac 120Vac 240Vac 12Vdc 24Vdc

54

1270 5400

30A

DPDT

57

300

300 Specifications

300XBX [35]

Part Number

Contact Characteristics Contact Configuration

DPDT

Silver alloy

Contact Material

Thermal (Carrying) Current Maximum Switching Voltage

30A

600V

Resistive: 30 A at 300 Vac 50/60 Hz; 30 A at 28 Vdc; 15 A at 600 Vac 50/60Hz Motor: 1 hp at 120 Vac 50/60 Hz; 6,000 cycles; 2 hp at 208–600 Vac 50/ 60Hz [36] , 6,000 cycles Pilot Duty: 5.5 A at 120 Vac 50/60 Hz, 6,000 cycles; 1.2 A at 600 Vac 50/ 60 Hz, 6,000 cycles

Current Ratings at Voltage [35]

Minimum Switching Requirement

500 mA at 5 Vdc

Coil Characteristics Coil Voltage Range [37]

12–240 Vac 50/60 Hz; 12–24 Vdc 85%–110% (AC); 80%–110% (DC) 3.4 VA (AC at 60 Hz); 2.3 W (DC)

Operating Range (% of Nominal)

Average Consumption

Drop-out Voltage Threshold General Characteristics Electrical Life at Rated Load

15% (AC); 10% (DC)

6,000 operations Mechanical Life at No Load (Unpowered) 5,000,000 operations Operate Time at Nominal Coil Voltage 20 ms Dielectric Strength

Side Flange Cover

Between coil and contact: 4000 Vac; Between poles: 2500 Vac; Between contacts: 2500 Vac

Operating Temperature Range Storage Temperature Range

−40 to +55°C (−40 to +131°F) −40 to +85°C (−40 to +185°F)

without blowout magnet: 85 g (3.0 oz) with blowout magnet: 95 g (3.4 oz) UL (E164862), CSA (File: 044087 Class: 3211-07), RoHS

Weight (Average)

Product Certifications

Table 20.46: Additional DC Ratings with Blowout Magnet Load Voltage Contact Reading 150Vdc 5A

20 RELAYS AND TIMERS

[35] For additional ratings with blowout magnet, refer to Table 20.46 Additional DC Ratings with Blowout Magnet, page 20-21 [36] Break all lines for 2 hp / 480–600 Vac, 50/60 Hz. [37] For available standard coil voltages, refer to Table 20.45 Standard Part Numbers, page 20-21

20-21

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