102A
Littelfuse Protection Relays, 102A Series

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102A Littelfuse Protection Relays, 102A Series, Monitor Relay, 190-480V 3-Ph,

MFG Item Number
102A
Littelfuse
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102A Littelfuse Protection Relays, 102A Series, Monitor Relay, 190-480V 3-Ph,

MFG Item Number
102A
Littelfuse
Series
102A
More specs

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Description

Protection Relays, 102A Series
Item #
102A
Monitor Relay, 190-480V 3-Ph,

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
Manufacturer Littelfuse
Product Series 102A
Family Series Littelfuse Protection Relays, 102A Series
Description Monitor Relay, 190-480V 3-Ph, Autoranging, Panel Mount, SPDT 10A Output w/Restart Delay
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) 4 s
Restart Delay (Sec) 2 s
Var Restart Delay Yes
Type of Display LED Status Indicator
Net Weight 0.695 lbs
Gross Weight 1.025 lbs