NTE Electronics R73 Series Catalog Page

Features

• Small Size

• Epoxy Sealed

• Standard Pin Spacing (0.1”)

• PC Board Mount

SPST−NO, 1 Form “A”

SPDT, 1 Form “C”

R73 Series

Subminiature, PC Mount, 10 Amp,
SPST−NO & SPDT Relay, for Security
and Telecommunication Equipment.

D49

.878 (22.3) Max .680 (17.3) Max

.570

(14.5)

.019
(0.5)

Max

.138 (3.5)

Mounting Holes

(Bottom View)

.200

(5.08)

.300

(7.62)

.047 (1.2) Dia

NTE Type No.

R73−1D10−3 3VDC SPST−NO 20 450mW 10A D49

R73−1D10−5/6 6VDC SPST−NO 80 450mW 10A D49

R73−1D10−12 12VDC SPST−NO 320 450mW 10A D49

R73−1D10−24 24VDC SPST−NO 1280 450mW 10A D49

R73−5D10−3 3VDC SPDT 20 450mW 10A D49

R73−5D10−5/6 6VDC SPDT 80 450mW 10A D49

R73−5D10−12 12VDC SPDT 320 450mW 10A D49

R73−5D10−24 24VDC SPDT 1280 450mW 10A D49

R73−5D10−48 48VDC SPDT 3800 610mW 10A D49

Nom.

Volt.

*

5 Holes

.200

(5.08)

.500 (12.7)

DC OPERATED

Contact

Arr.

* Pin is omited on SPST−NO devices

Coil

Res.
±10%
Ohms

(Typ)

Approx.

Nom.

Power

Max.

Contact

Cur. @

28VDC

or 120VAC

Diag

No.

.083
(2.1)

.500

(12.7)

.200

(5.08)

.079
(2.0)

Electrical Specifications

Contact

Rating: 10 Amp @ 120VAC/28VDC
Material: Silver cadmium oxide
Resistance: 0.06Ω (At Nominal Conditions)

Coil

Coil Voltages: See Chart
Pick−up Voltages: 75% max of rated voltage
Drop−out Voltages: 10% min of rated voltage
Resistance: See Chart

Operational Characteristics

Timing Value: Operate Time: 5 mS max. . . . .

Insulation Characteristics

Dielectric Strength

Environmental Characteristics

Operating: −55°C to +85°C

Life

Mechanical: 100,000 operations
Electrical: 10,000,000 operations

Weight

Std: 0.39 oz (11 grams) approx.

Release Time: 10 mS max

Between Contact and Coil: 1500 VAC
Between Contacts: 750 VAC
Insulation Resistance: 100MΩ

.300

(7.62)

.200

(5.08)

NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com

77