SE Digest 178

General Purpose Relays

Class I Division 2 Relays Refer to Catalog 8501CT1105

www.se.com/us

750H Hazardous Location Series

DPDT, PDT 12A Contact Rating

Contact Configuration

Coil Resistance (Ω)

Nominal Voltage 12 Vac, 50/60 Hz 24 Vac, 50/60 Hz 120 Vac, 50/60 Hz 240 Vac, 50/60 Hz

Standard Part Number

18 72

750XBXH-12A 750XBXH-24A 750XBXH-120A 750XBXH-240A 750XBXH-12D 750XBXH-24D 750XBXH-110D 750XCXH-12A 750XCXH-24A 750XCXH-120A 750XCXH-240A 750XCXH-12D 750XCXH24D 750XCXH-110D

UL Listed when used with corresponding sockets

1700 7200

23 RELAYS AND TIMERS

DPDT

12Vdc 24Vdc 110Vdc

120 470

10000

12A

12 Vac, 50/60 Hz 24 Vac, 50/60 Hz 120 Vac, 50/60 Hz 240 Vac, 50/60 Hz

18 72

1700 7200

3PDT

12Vdc 24Vdc 110Vdc

120 470

10,000

750H Specifications Part Number Contact Characteristics Terminal Style

750XBXH

750XCXH

Octal

Silver Alloy

Contact Material

LoadType

Standard

Contact Configuration

750H Hazardous Location Relay

DPDT

3PDT

Carrying Current

12A

Maximum Switching Voltage

300V

12 A at 120 Vac, 50/60 Hz, 100,000 cycles 12 A at 240 Vac, 50/60 Hz, 100,000 cycles 12 A at 28 Vdc, 100,000 cycles 1/2 hp at 240 Vac, 50/60 Hz , 100,000 cycles 1/3 hp at 120 Vac, 50/60 Hz , 100,000 cycles

Resistive

Rated Switching Current Conforming to UL and ANSI/ ISA 12.12.01)

Motor

Pilot Duty

B300 — 100,000 cycles

Minimum Switching Requirement Coil Characteristics Maximum Operating Voltage Maximum Pickup Voltage Drop-out Voltage Threshold

100 mA at 5 Vdc

110% (AC/DC)

85% (AC); 80% (DC) 15% (AC); 10% (DC)

Average Consumption

2.75 VA at 60 Hz (AC); 1.2 W (DC)

Dimensions, in. (mm)

1.62 max. (41.2)

1.44 max. (36.5)

2.1 (52.5)

750H

23-66

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