GIC Current Monitoring Series Cmr

GIC

  • Description
  • Specifications
  • Other parts
  • Documents

Description

  • Protects against Overload, Phase Reverse, Phase Loss and Phase Unbalance faults
  • Wide Range of Sensing Current : 1A-45A
  • Models for 1 Phase and 3 Phase systems
  • Auto/Manual Reset selection
  • Fail-Safe Protection 
  • Inverse Time model with Underload, Locked Rotor Protection and Selectable Trip Class
  • Definite Time model with Underload and selectable Start and Trip time

Specifications

Parameters    

Supply voltage: 220 - 415 VAC (3 Phase, 3 Wire)

Supply variation: -20% to +15% 

Frequency: 50/60 Hz

Power consumption (Max.): 12 VA


Trip settings

Trip type: Inverse Time

Tripping class: 10A, 10, 20, 30

Current ranges: 15 - 45 A

Thermal memory: Yes

Phase reverse protection: Yes / (100 ms Approx.)

Phase loss: 70% of Unbalance

Current unbalance protection: 50% of Unbalance

Underload: 40% to 90%

Locked rotor protection: 400% of the set value

Number of In-Built CT’s: 2

Reset mode: Auto, Manual

Test function: Yes


Time delay

Auto reset time: 3-15 min (As per trip class)

ON delay: 450 ms (±50ms)

Setting Accuracy: ± 5%

Repeat Accuracy: ± 2%


Output

Relay output: 1 C/O

Contact rating: 5A @ 240V AC (Resistive)

Electrical life: 1 x 10

Mechanical life: 1  x 10

Utilization category: AC - 15 Rated Voltage (Ue): 120/240 V, Rated Current (Ie): 3.0/1.5 A

LED indications: Separate indications for Phase Asymmetry, Phase Loss & Phase Sequence / Reverse, Power ON, Underload & Overload

Operating temperature: -10° C to +60° C

Storage temperature: -10° C to +70° C 

Humidity (Non Condensing): 95% (Rh)

Degree of protection: IP 20 for Enclosure

Dimension (W x H x D): 110 X 36.5 X 76.8mm

Weight (unpacked) Approx.: 210 g

Mounting: Base Mounting

Enclosure: Flame Retardant UL94-V0


Other parts

Documents

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