37021 Simpson, 37021 Datasheet - Page 57

• Manufacturer Part Number: 37021
• Description: Analog Panel Meters AC XFMR 150/5 Amps
• Manufacturer: Simpson
• Type: Inductiver

Specifications of 37021

• Dimensions: 89.66 mm L x 96.01 mm H
• Number Of Outputs: 1
• Power Rating: 5 VA
• Primary Voltage Rating: 150 V
• Termination Style: Screw Terminals
• Accuracy: ± 1 %
• Current, Ratio: 150:5
• Diameter, Inside: 3.78 in.
• Diameter, Outside: 3.53 in.
• Frequency Response: 50 to 400 Hz
• Function: Current
• Height: 4.22 in.
• Length: 3.53 in.
• Material, Stud: Brass
• Primary Type: Current
• Range, Measurement: 150 A
• Technology: Inductive
• Thickness: 2.15 in.
• Transformer Type: Current
• Width: 0.071 in.
• Input Current: 150A
• Turns Ratio: 150
• Frequency Range: 50Hz To 400Hz
• Transformer Mounting: Panel
• Secondary Current Nom: 5A
• Mounting Type: Foot Mounted
• Winding Configuration: 150
• Rohs Compliant: No
• Current Ratio: 150
• Leaded Process Compatible: No
• Output Current: 5A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: To monitor AC current

• Wide Variety of Control, Alarm, and Limit
• Calibration Not Affected by Steel Panel
• Rugged Metal Case for Rigorous Environments
• Commercially-Sealed, Moisture and Dust
Dimensions
Use
Mounting
Proof
4 - 1/2”-Model 3344AIXA & 3324AIXA
1
=
Panel Meter Cut-out Dimensions
Specifications
Accuracy:
Movement:
Suspension:
Tracking:
Repeatability:
Shielding:
Response Time:
Overload (1 sec.):
Overload (Continuous):
Dial:
Case:
Voltage Drop:
Pointer:
Scale Length:
Net Weight:
Control Point(s)
Adjustments:
Switching:
Differential:
Auto/Manual Reset:
Contacts/Output Relay:
Frequency Response:
Power:
Operating Temperature:
Circuit-to-Ground
Voltage:
NOTE:
3 - 1/2”-Model 3343AIXA & 3323AIXA
AC: ±3% of full scale; DC: ±2% F.S.
Annular, self-shielding
Pivot and jewel
±3%
Within 0.5% F.S.
Calibration is unaffected by magnetic panel mounting
1.5 seconds maximum above 10mA
AC: 7 amps; DC: 10 times F.S.
AC: 7 amps, DC: 1.5 times F.S.
Sharp clear scale. Each dial arc is calibrated to
track the specific type of movement used.
Sealed metal, plastic window
50mV
Black, knife-edge
4.05" (103.0mm)
17oz (0.48kg)
Single, high limit, 0-100% of arc; double, low limit 0-
95% of arc; high limit 5-100% of arc Adjustable to
within 4° of each other
Within 1% of indication
“On,” “Off” difference is within 0.5% of F.S.
Latching function can be enabled independently
for each relay by removing jumpers on terminal
block
DPDT relay contacts for each control point; Each
set of contacts rated at 5 amps, 120/240 VAC resistive.
50-1000Hz
108-132 VAC, 50-400Hz
+41°F to 122°F (5°C to +50°C)
250V rms maximum
DC meters meet ANSI specification C-39.1
29
B