© 2016 Littelfuse Protection Relays & Controls

www.littelfuse.com/

Rev: 1-A-062716

Protection Relays

Current Monitoring Relays and Transducers

www.littelfuse.com/tcsa

TCSA SERIES

Accessories

P1023-6 Mounting bracket

The 90° orientation of mounting slots makes

installation/removal of modules quick and easy.

P1015-64 (AWG 14/16)

Female Quick Connect

These 0.25 in. (6.35 mm) female terminals are

constructed with an insulator barrel to provide

strain relief.

P1015-18 Quick Connect to Screw Adapter

Screw adapter terminal designed for use with

all modules with 0.25 in. (6.35 mm) male quick

connect terminals.

C103PM (AL) DIN Rail

35 mm aluminum DIN rail available in a 36 in.

(91.4 cm) length.

P1023-20 DIN Rail Adapter

Allows module to be mounted on a 35 mm DIN

type rail with two #10 screws.

Specifications

Sensor

Type

Toroid, through hole wiring, alternating current,

monitored conductor must be properly insulated

Monitored AC Current

0 - 50A

Ranges

4 Factory Calibrated Ranges 0 - 5A, 0 - 10A, 0 - 20A, or 0 - 50A

Factory Calibration

≤±2% of full scale

Maximum Allowable Current Steady – 50A turns; Inrush – 300A turns for 10s

Repeat Accuracy

≤±0.25% of full scale under fixed conditions

Response Time

≅ 300ms

Burden

≤ 0.5VA

AC Line Frequency

0 - 20A / 21 - 50A

20 - 100Hz / 30 - 100Hz

Temperature Coefficient

±0.05%/°C

Output

Type: Series Connection

Current directly proportional to

monitored current

Range

4 - 20mA

Sensor Supply Voltage*

10 to 30VDC

Momentary Voltage

40VDC for 1m

Zero Adjust

≅ 3.75 - 4.25mA

Span Adjust

18mA - 22mA

Adjustment

Mini-screw, 25-turn potentiometer

Protection

Dielectric Breakdown

≥ 2000V RMS terminals to mounting surface

Insulation Resistance

≥ 100 MΩ

Polarity

Units are reverse polarity protected

Mechanical

Mounting

Surface mount with one #10 (M5 x 0.8) screw

Dimensions

H 50.8 mm (2.0”); W 50.8 mm (2.0”);

D 44.5 mm (1.75”)

Termination

0.25 in. (6.35 mm) male quick connect terminals

Sensor Hole

0.36 in. (9.14 mm) for up to #4 AWG (21.1 mm2)

THHN wire

Environmental

Operating/Storage

Temperature

-30° to 60°C/-40° to 85°C

Humidity

95% relative, non-condensing

Weight

≅ 2.4 oz (68 g)

*Minimum loop-power supply voltage equals the minimum sensor voltage 10VDC plus the

voltage drop developed across all the other loop devices at 20mA.