Poly Phase Watt Hour Meter

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VOLTAGE RATING (V) 3 X 240/415 FREQUENCY (Hz) 50
Connection

Over

Load

Capacity

(%)

Basic Current(lb)

Max

RPM

at

(lmax)

Torque

at lb

(gm cm)

Power Loss

VOLTAGE COIL

(Each Circuit)

Power Loss

CURRENT COIL(at lb)

(Each Circuit)

ROTOR Weight(gm)

WATTS

(Max.)

VA

(Max.)

WATTS VA

Double

Jewel

Magnectic

Suspension

DIRECT

CONNECTION

(WHOLE

CURRENT

METERS)

120 5 10 20 25 30 40 50 60 100 50 8 1.0 4/6 40 45
200 5 10 15 20 25 30 40 50 60 50 8 1.0 4/6 40 45
300 5 10 15 20 25 30 40 a a 50/60 8 1.0 4/6 40 45
400 5 10 15 20 25 30 a a a 50/60 6 / 8 1.0/1.3 4/6 40 45
500 5 10 20 a a a a a a 60 6 / 8 1.0/1.3 4/6 40 45

INDIRECT

CONNECTION

(THROUGH CTs)

120 1A 5A a a a a a a a 50 8 1.0 4/6 40 45

TECHNICAL DATA

Voltage Rating (Vn)     

(Direct Connection)

(CT Operated)     

: 220/230/240/250V 3 Phase, 4 Wire     

  220/230/240/250V 3 Phase, 4 Wire

: 381/398/415/433V 3 Phase, 3 Wire

  Also 63.5 V 3 Phase, 4 Wire &

  110V 3 Phase, 3 Wire

Frequency (Hz)                      : 50

Starting Load

(As % of Basic Current) 

: 0.5 %
No Creep on Voltage Variation : -25% ~ + 10%
Insulation Test Voltage : 1 Min 2 KV r.m.s
Impulse Voltage Test with Surge   Wave : 6 KV
Torque >=8 gm. cm.             : Available on request

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