Phase-sequence Phase-loss Relay (Tvr-2000c)

By keeping track with the market developments, we are eminent Manufacturer of Phase-Sequence Phase-Loss Relay (TVR-2000C) in Zhejiang, Zhejiang, China.
Key Specifications/Special Features
FunctionRated input voltage *Relay outputModel
Phase sequence and
phase loss monitoring3-phase, 3-wire 220 to 440 VACRelay: 1 NC,1 NOTVR-2000B
3-phase, 3-wire 380 to 660 VACRelay: 1 NC,1 NOTVR-2000C
* The power supply voltage is the same as the rated input voltage.
Ratings
Rated input voltage3-phase, 200 to 440 VAC (3-wire)
Input loadApprox. 2.6 VA
Operating
timePhase
sequence1 sA 0.05 s
Phase loss0.1 s max.
(when the voltage changes rapidly from 100% to 0% of rated voltage)
Indicators LEDNormal: Green light; phase loss: Red light; Inverted: Yellow light
Output formRelay Output: SPDT contact
Output relay ratingsRated load
Resistive load
5 A at 250 VAC
5 A at 30 VDC
Maximum switching capacity: 1,250 VA, 150 W
Minimum load: 5 VDC, 10 mA (reference values)
Mechanical life: 10 million operations min.
Electrical life:
5 A at 250 VAC or 30 VDC:50,000 operations
3 A at 250 VAC/30 VDC:100,000 operations
Ambient operating
temperature-20 to 60A C (with no condensation or icing)
Storage temperature-25 to 65A C (with no condensation or icing)
Ambient operating
humidity25% to 85% RH (with no condensation)
Storage humidity25% to 85% RH (with no condensation)
Altitude2,000 m max.
Applicable wiresStranded wires, solid wires, or ferrules
Applicable wire size0.25 to 1.5 mm2 (AWG24 to AWG16)
Wire insertion force8 N max. for AWG20 wire
Screwdriver
insertion force15 N max.
Wire stripping length8 mm
Ferrule length8 mm
Current capacity10 A (per pole)
Number of
insertions50 times
WeightApprox.55g
MountingMounts to DIN Track, or screw mounting
Dimensions30 * 60 *70 mm (W*D*H)
Specifications
Input frequency
range50 to 60 Hz
Phase loss detection
level80%A 10% of rated input Calculation Formula
= 1 a ((Highest phase-to-phase voltage a Lowest phase-to-phase voltage)/
Average three-phase phase-to-phase voltage)
Applicable
standardsConforming
standardsEN 60947-5-1
Installation environment (pollution level 2, Overvoltage category III)
EMCEN 60947-5-1
Insulation resistance20 MIC min.
Between external terminals and case
Between input terminals and output terminals
Dielectric strength2,000 VAC for one minute
Between external terminals and case
Between input terminals and output terminals
Impulse withstand
voltage6 kV (between live terminals and exposed, non-charged metal parts)
Vibration resistanceFrequency: 10 to 55 Hz, 0.35-mm single amplitude
10 sweeps of 5 min each in X,Y, and Z directions
Shock resistance100 m/s2, 3 times each in 6 directions along 3 axes
Degree of protectionTerminals: IP20
a Features
a Three-phase monitoring of phase sequence, phase loss, and phase unbalance
a Powered by the measuring circuit
a 1 C/O contact
a 3 LEDs for status indication

a Protective Functions
a Phase sequence
a Phase loss
a Phase unbalance

a Typical Applications
a c Pumps a c Fans
a c Blowers a c Motors
a c Compressors