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Guardian Technologies SCR-A User Manual

Page 9

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Guardian Telecom Inc.

Installation and Operation

SCR-A Series

Page 9

Engineering Specifications

E

LECTRICAL

P

ERFORMANCE

A

UDIBLE

R

ANGE

F

REQUENCY

R

ESPONSE

300

3400

H

Z

S

END

L

OUDNESS

R

ATING

(SLR)

dB S

HORT

8

dB

+/-

4

dB

R

ECEIVE

L

OUDNESS

R

ATING

(RLR)

dB S

HORT

-4

dB

+/-

4

dB

S

IDE

T

ONE

M

ASKING

R

ATING

(STMR) >11

dB

R

INGER

O

UTPUT

75

dB

M

AX

R

INGER

E

QUIVALENCE

0.5

S

ET

I

MPEDANCE

600

O

HMS

N

OMINAL

M

AXIMUM

L

OOP

15,000

F

EET

(4,600

M

ETERS

)

OF

22

AWG

C

OPPER

E

LECTRICAL

R

EQUIREMENTS

R

INGER

S

ENSITIVITY

40

100

V,

16

25

H

Z

L

INE

V

OLTAGE

24

56

VDC

L

OOP

C

URRENT

20

-

120

M

A

C

ONNECTION

M

ETHOD

S

URGE

A

RRESTOR

/

T

ERMINAL

B

LOCK

E

NVIRONMENTAL

W

EATHERPROOF

E

NCLOSURE

NEMA

3R

T

EMPERATURE

-40

O

TO

+50

O

C

M

ECHANICAL

H

OOK

S

WITCH

(C

RADLE

S

WITCH

)

L

IFE

>1

000

000

O

PERATIONS

B

ODY

C

ONSTRUCTION

16

G

AUGE

S

TEEL

,

Z

INC

D

ICHROMATE

P

LATED

A

ND

P

OWDER

C

OATED

D

IMENSIONS

9

X

5

X

5.2

INCHES

(229

X

127

X

132

MM

)

N

ET

W

EIGHT

4

LBS

(1.82

KG

)

H

ANDSET

M

ATERIAL

H

IGH

I

MPACT

ABS

M

ICROPHONE

N

OISE

R

EDUCING

E

LECTRET

O

PTIONAL

M

ICROPHONE

N

OISE

C

ANCELING

D

YNAMIC

R

ECEIVER

H

EARING

A

ID

C

OMPATIBLE

S

TANDARD

M

OUNTING

V

ERTICAL

W

ALL

C

ONNECTION

F

ITTINGS

7/8”

D

IAM

.

O

PENING

F

OR

O

WNER SUPPLIED FITTING

H

ARDWARE

M

ATERIAL

S

TAINLESS

S

TEEL

C

OMPLIANCES

ACA N14510

I

NDUSTRY

C

ANADA

1012

6721

A

FCC HQHCAN-22517-TE-E