
ACA-20PC Series
Digital, LED-Display AC Ammeters with
Built-in Current Transformers
MECHANICAL SPECIFICATIONS
ACA-20PC-1 & 2-AC1-RL
2A and 20A, 85-264V ac-powered models
Hole Diameter:
0.27 (6.9) min.
1.00
2.01
(51.1)
ACA-20PC-1 & 2
2A and 20A, all other models
Hole Diameter:
0.27 (6.9) min.
1.00
2.01
(51.1)
0.040
(1.02)
(25.4)
0.040
(1.02)
(25.4)
0.040
(1.02)
1.30
(33.0)
1.38
(35.1)
0.040
(1.02)
0.80
(20.3)
0.88
(22.4)
0.040
(1.02)
1.30
(33.0)
1.38
(35.1)
0.040
(1.02)
0.80
(20.3)
0.88
(22.4)
1.32
(33.5)
1.32
(33.5)
FRONT VIEW
ACA-20PC-3 Series
50A models
CAL.
BACK VIEW
FRONT VIEW
ACA-20PC-4 Series
100A models with pc-board mounted CTs
CAL.
BACK VIEW
* THIS MODEL REQUIRES A (34.3MM)
Hole Diameter:
0.35 (8.9) min.
2.12
(53.8)
Hole Diameter:
0.55 (14.0) min.
1.33
(33.8)
*
CUTOUT WIDTH OF 1.350"
2.53
(64.3)
PANEL
0.040
(1.02)
1.00
(25.4)
0.040
(1.02)
1.00
(25.4)
0.040
(1.02)
1.30
(33.0)
1.38
(35.1)
0.040
(1.02)
0.80
(20.3)
0.88
(22.4)
0.040
(1.02)
1.30
(33.0)
1.38
(35.1)
0.040
(1.02)
0.80
(20.3)
0.88
(22.4)
1.54
(39.1)
1.32
(33.5)
FRONT VIEW
BACK VIEW
FRONT VIEW
BACK VIEW
CAL.
Mechanical Dimensions: Inches (mm) Tolerances: 2 PL DEC ±0.02 (±0.51), 3 PL DEC ±0.010 (±0.254)
CAL.
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MPM_ACA_20PC.B12 Page 5 of 6