© 2016 Littelfuse Protection Relays & Controls

Protection Relays

Voltage Monitoring Relays

www.littelfuse.com/plm

Rev: 1-A-062116

PLM SERIES

Accessories

BZ1 Front Panel Mount Kit

Provides an easy method of through-the-panel

mounting of 8- pin or 11-pin plug-in timers,

flashers, and other controls.

OT08PC Octal 8-pin Socket

8-pin 35mm DIN rail or surface mount. Rated at

10A @ 600VAC. Surface mounted with two #6

screws or snaps onto a 35 mm DIN rail.

LPSM003ZXID (Indicating),

LPSM003Z (Non-indicating) Fuse Holders

Littelfuse POWR-SAFE Dead Front holders

provide optimum protection to personnel for

Class CC and Midget-Style fuses. 600 VAC/DC

0KLK002.T Midget Fuse (2 Amp)

10 x 38 fast acting, high-interrupting capacity,

current-limiting type fuse. 600 Vac/500 Vdc

C103PM (AL) DIN Rail

35 mm aluminum DIN rail available in a 36 in.

(91.4 cm) length.

Specifications

Line Voltage

Type

3-phase delta or wye with no connection

to neutral

Operating Voltage

Model

Adj. Line

Voltage Range

Line Voltage Max

240

200-240VAC

270VAC

380

360-430VAC

480VAC

480

400-480VAC

530VAC

AC Line Frequency

50/100 Hz

Phase Sequence

ABC

Power Consumption

≅ 2W for 240V units

≅ 3W for 380 - 480V units

Low Voltage &

Voltage Unbalance

Type

Voltage detection with delayed

trip & automatic reset

Low Voltage

Trip

88 - 92% of adjusted line voltage

Reset Voltage

Plus 3% of trip voltage

Voltage Unbalance

Trip

Factory fixed from 4 - 8%

Reset on Balance

-0.7% unbalance typical

Trip Delay

Range

Factory fixed from 2 - 20s

Tolerance

±15%

Phase Reversal & Phase Loss

Response Time

≤ 200ms

Phase Loss

> 35% unbalance

Reset

Automatic

Output

Type

Electromechanical relay

Form

Isolated, SPDT

Rating

10A resistive @ 240VAC, 277VAC max;

1/2 Hp @ 240VAC; 1/4 Hp @ 120VAC

Life

Mechanical - 1 x 107; Electrical - 1 x 105

Protection

Surge

IEEE C62.41-1991 Level B

Isolation Voltage

≥ 2500V RMS input to output

Mechanical

Mounting*

8-pin plug-in socket rated 600VAC

Dimensions

H 81.3 mm (3.2”); W 60.7 mm (2.39”);

D 45.2 mm (1.78”)

Environmental

Operating/Storage

Temperature

-40° to 60°C / -40° to 85°C

Weight

≅ 4.4 oz (125 g)

*CAUTION: Select an octal socket rated for 600VAC operation.