102A3
Littelfuse Protection Relays, 102A Series

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102A3 Littelfuse Protection Relays, 102A Series, 3PH Voltage Monitor, 190-480VAC

MFG Item Number
102A-3
Littelfuse
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102A3 Littelfuse Protection Relays, 102A Series, 3PH Voltage Monitor, 190-480VAC

MFG Item Number
102A-3
Littelfuse
Item Number
102A3
Series
102A
More specs
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Description

Protection Relays, 102A Series
Item #
102A3
3PH Voltage Monitor, 190-480VAC

102A Series Information

  • Protects From Loss of Any Phase
  • Protects From Low Voltage
  • Surface Mount with Optional DIN Rail Mount
  • Finger Safe Barrier Strip Cover
The Model 102A is an auto‑ranging voltage monitor designed to protect 3‑phase motors regardless of size. It is used on 190‑480 VAC, 50 to 60 Hz motors to prevent damage caused by single phasing, low voltage, phase reversal, or voltage unbalance.

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Specifications

Specifications
Manufacturer Part Number 102A-3
Manufacturer Littelfuse
Product Series 102A
Family Series Littelfuse Protection Relays, 102A Series
Description 3PH Voltage Monitor, 190-480VAC Inclft.s Variable Trip Delay, 2-30 SEC SPDT 10A Output, Surface Mount
Phase 3
Voltage 190-480 V
Current Rating 10 A
Hi Pwr (Over Vltg) Trip Yes
Detection Phase Loss
Variable Point Trip Yes
Voltage Unbalance % 6 %
Time Delay Trip (Sec) 20-30 s
Var Restart Delay Yes
Manual Reset Yes
Type of Display LED Status Indicator
Net Weight 0.695 lbs
Gross Weight 1.055 lbs