Specifications
Magnecraft Power Relays
300
DPDT, 30 A
Specifications (UL 508)
Part Number
300XBX1
Contact Characteristics
Contact Configuration
DPDT
Contact Material
Silver Alloy
Thermal (Carrying) Current
Maximum Switching Voltage
Current Ratings at Voltage1
30 A
600 V
Resistive: 30 A at 300 Vac 50/60 Hz; 30 A at 28 Vdc; 15 A at 600 Vac 50/60 Hz
Motor: 1 hp at 120 Vac 50/60 Hz; 2 hp at 208–600 Vac 50/60 Hz;
Pilot Duty: 5�5 A at 120 Vac 50/60 Hz; 1�2 A at 600 Vac 50/60 Hz
500 mA at 12 Vac/Vdc
Minimum Switching Requirement
Coil Characteristics
Coil Voltage Range2
24–240 Vac 50/60 Hz;
12–110 Vdc2
Operating Range (% of Nominal)
Average Consumption
85%–110% (AC);
80%–110% (DC)
3�4 VA (AC);
1�5 W (DC)
Drop-out voltage threshold
30% (AC);
10% (DC)
General Characteristics
Electrical Life at Rated Load
Mechanical Life at No Load (Unpowered)
Operate Time at Nominal Coil Voltage
Dielectric Strength
6,000 operations
5,000,000 operations
20 ms
Between coil and contact: 2500 Vac;
Between poles: 4000 Vac;
Between contacts: 2500 Vac;
Operating Temperature Range
Storage Temperature Range
Weight (Average)
-40 – +55 °C (-40 – +131 °F)
-40 – +85 °C (-40 – +185 °F)
85 g (3 oz)
Product Certifications
UL (E43641), CSA (168986)
Note: Actual product performance may vary depending on application and environmental conditions.
1 For ratings with blowout magnet, please refer to Table 1 below.
2 For available standard coil voltages, please refer to the standard part number table on page 20.
Table 1: Additional DC Ratings with Blowout Magnet
Load Voltage
Contact Rating
150 Vdc
3 A
21