Submittal Sheet

©2017 Littelfuse Protection Relays & Controls
207
Protection Relays
Voltage Monitoring Relays
Specifications
Frequency 50*/60Hz
Functional Characteristics
Phase Sequence ABC
Low Voltage (% of setpoint)
Trip 90%
Reset 93%
High Voltage (% of setpoint)
Trip 110%
Reset 107%
Voltage Unbalance (NEMA)
Trip 6%
Reset 4.5%
Trip Delay Time
High and Low Voltage 4 seconds
Unbalance & Phasing Faults 2 seconds
Restart Delay Time
After a Fault Manual, 2-300 seconds adj.
After a Complete Power Loss Manual, 2-300 seconds adj.
202 SERIES
Output Characteristics
Output Contact Rating (SPDT)
Pilot Duty 480VA @ 240VAC
General Purpose 10A @ 240VAC
General Characteristics
Temperature Range -40° to 70°C (-40° to 158°F)
Trip & Reset Accuracy ±1%
Repeatability ±0.5%
Maximum Input Power 5 W
Relative Humidity 95%, non-condensing
Transient Protection IEC 61000-4-5, ±4kV
Hi-potential Test Meets UL508
(2x rated V+1000V for 1 minute)
Termination 0.25” male quick connect
Safety Marks
UL Recognized UL508 (File #E68520)
Dimensions H 63.5 mm (2.5”); W 63.5 mm (2.5”);
D 35.56 mm (1.4”)
Weight 0.5 lb. (8 oz., 226.8 g)
Mounting Method 1/4” socket head cap screw
(customer supplied)
*Note: 50Hz will increase all delay timers by 20%. CE Pending
www.littelfuse.com/202
AC SYSTEM MONITORS/LOAD SENSORS
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