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270/275 Series 35 Amp Power Relay

Brand: Deltrol Controls

General purpose relay that controls electrical loads.
Features
  • 35 Amps switching on all contacts thru a DPDT configuration (25 Amps in Europe) 
  • Coil Molded in Dupont Rynite® PET, providing Class F Temperature insulation 
  • Low cost alternative to small contactors

1 - 3 of 3 Part Numbers
270S
270S
Open frame with stud and locator tab
275F
275F
Flange Cover
275T
275T
Top mount cover, other suffixes available B-Bracket Provided, L-Tap and Locator, P-Printed Circuit Pins
1 - 3 of 3 Part Numbers

Specifications

Configuration

  • Thru DPDT, including SPST-NO-DM, SPST-NC-DB and DMDB

Materials

  • All Contacts 1/4” Diameter Silver Cadmium Oxide

Pole Configuration

  • SPST-NO
  • SPST-NC
  • SPDT
  • DPST-NO
  • DPST-NC
  • DPDT

UL Ratings

  • 35 Amp at 277 Vac
  • 15 Amp at 600 Vac
  • 25 Amp at 28 Vdc
  • 1 HP at 120 Vac
  • 2 HP at 240/277 Vac
  • 3 HP at 480 Vac
  • 17 FLA, 60 LRA at 300 Vac
  • 25 FLA, 125 LRA at 240/277 Vac
  • 35 FLA, 100 LRA at 240/277 Vac
  • Heavy Pilot Duty, 600 Vac
  • 20 Amp at 480 Vac Ballast
  • 20 Amp at 277 Vac Ballast

Semko Ratings

  • 25 Amp at 250 Vac 50 Hz AC-1
  • 25 Amp at 28 Vdc DC-1
  • 12 Amp at 240 Vac 50 Hz AC-3
  • SPST-NO-DM
  • SPST-NC-DB
  • SPDT-DM-DB

Expected Life

  • Electrical at Rated Load (Min.) 100,000 Operations | Mechanical Life 10,000,000 Operations

Dielectric Strength

  • 1200 VRMS, 60 Hz between contacts | 2200 VRMS, 60 Hz between other elements

Agency Approvals

  • UL Recognized File No. E37066 (USA and Canada Recognition)
  • Semko Certificate No. 809807 Model 275 F, P, T

AC Coils

  • 6 Vac
  • 12 Vac
  • 24 Vac
  • 48 Vac
  • 120 Vac
  • 240 Vac

DC Coils

  • 6 Vdc
  • 12 Vdc
  • 24 Vdc
  • 48 Vdc
  • 120 Vdc

Coil Voltages

  • USA/Canada - AC: Up to 277 Volts/60 Hz | DC: Up to 125 Volts
  • European - AC: Up to 250 Volts 50/60 Hz | DC: Up to 125 Volts

Coil Treatment

  • Molded Rynite® PET Std. Class F

Insulation Resistance

  • 100 Megohms Min.

UL Insulation System File No.

  • E74443 S155D 155° C Total Temperature Std. (Covers S105 Class A and S130D Class B Requirements)

Pick Up (at 25° C)

  • AC Volts 85 % or Less of Nominal
  • DC Volts 75 % or Less of Nominal

Operate Time

  • Approx. 15 Milliseconds

Release Time

  • Approx. 15 Milliseconds

Operating Ambient

  • 60° C Max. at full load continuous operations.

Coil Temperature Rise

  • (25° C Ambient - Continuous Duty)
  • AC: 45° C Approx. @ 60 Hz - Use at 50 Hz will cause slight increase in Coil Rise
  • DC: 40° C Approx.

Terminals

  • All Versions (Except P suffix) .250” x .032” Quick Connect/Solder | P suffix version Printed Circuit Pins

Cover

  • Clear Polycarbonate - Flammability Rating 94V2

Weight

  • All Versions Approx. 3.0 oz. (85 g)

  • Electric Heat 
  • Motor Control 
  • HVAC 
  • Laundry Equipment 
  • Welding Equipment

Documentation

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