MPM_ACA-20RM_B02 Page 5 of 5

ACA-20RM Series

True-RMS-AC Ammeters with Built-in CT

Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other

technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply

the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without

notice.

© 2008 Murata Power Solutions, Inc.

USA:

Mansfield (MA), Tel: (508) 339-3000, email: sales@murata-ps.com

Canada:

Toronto, Tel: (866) 740-1232, email: toronto@murata-ps.com

UK:

Milton Keynes, Tel: +44 (0)1908 615232, email: mk@murata-ps.com

France:

Montigny Le Bretonneux, Tel: +33 (0)1 34 60 01 01, email: france@murata-ps.com

Germany:

München, Tel: +49 (0)89-544334-0, email: munich@murata-ps.com

Japan:

Tokyo, Tel: 3-3779-1031, email: sales_tokyo@murata-ps.com

Osaka, Tel: 6-6354-2025, email: sales_osaka@murata-ps.com

China:

Shanghai, Tel: +86 215 027 3678, email: shanghai@murata-ps.com

Guangzhou, Tel: +86 208 221 8066, email: guangzhou@murata-ps.com

Singapore:

Parkway Centre, Tel: +65 6348 9096, email: singapore@murata-ps.com

Murata Power Solutions, Inc.

11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A.

Tel: (508) 339-3000 (800) 233-2765 Fax: (508) 339-6356

www.murata-ps.com email: sales@murata-ps.com ISO 9001 and 14001 REGISTERED

www.murata-ps.com

12/23/08

MECHANICAL SPECIFICATIONS

MECHANICAL DIMENSIONS: Inches (mm)

TOLERANCES:

2 PL DEC ±0.02 (±0.51)

3 PL DEC ±0.010 (±0.254)

2.100

(53.34)

1.400

(35.56)

0.250

(6.35)

1.024

(26.01)

0.551

(14.00)

0.984

(24.99)

1.575

(40.00)

0.480

(12.19)

0.40

(10.2)

Diameter

Lead Length

5.0 (127.0) min.

2.100

(53.34)

1.400

(35.56)

0.250

(6.35)

0.480

(12.19)

0.35

(8.9)

Diameter

Lead Length

2.0 (50.5) min.

TB1

L1

CAL

2.100

(53.34)

1.750

(44.45)

0.250

(6.35)

1.00 (2.54)

For 2A and 20A

Models

0.26 (6.6)

Diameter