Page 21 - In-line-II-Vertical-Strips

INTRODUCTION 21

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Technical data

ZLBM/ZHBM/BZL/BZH bus coupler

01

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ZLBM2-BC ZLBM3-BC BZH1000A- BC BZH1250A- BC BZH1600A- BC BZH2000A- BC
For NH fuse links acc.
to EN/IEC 60269-2 2 3 - - - -
Rated operational
current Ie (A) 400 630 1000 1250 1600 2000
Conventional free air thermal
current Ith (A) 400 630 1000 1250 1600 2000
Rated operational
voltage Ue (V AC) 500/690 500/690 690 690 690 690
Rated insulation
voltage Ui (V AC) 1000 1000 1000 1000 1000 1000
Rated impulse withstand
voltage Uimp (kV) 8 8 8 8 8 8
Fuse protected short circuit
withstand current (kA) 120/100 120/100 - - - -
Fuse protected short circuit
making current (kA) 120/100 120/100 - - - -
Short-time withstand current
– 1sec (rms) (kA) - - 15 15 30 30
Short-circuit making capacity
(peak) (kA) - - 15 15 30 30
Utilization category –
EN/IEC 60947-3 - AC 22B AC 22B AC 22B AC 22B AC 21B AC 21B
Mechanical durability,
operating cycles - 800 800 500 500 500 500
Electrical durability,
operating cycles - 200 200 100 100 100 100
Degree of protection
IEC 60529 Close IP30 IP30 IP30 IP30 IP30 IP30
Open IP20 IP20 IP20 IP20 IP20 IP20
Pollution degree - 3 3 3 3 3 3
Overvoltage category – IEC
60947-1 - IV IV IV IV IV IV
Rated frequency (Hz) 50/60 50/60 50/60 50/60 50/60 50/60
Total power loss at Ith (W) 34,6 62,8 65,2 65,2 141 141
Universal terminal
bolt size - M12 M12 M12 M12 M12 M12
Terminal tightening torque Nm 25 25 35 35 35 35
Note: 1) The solid links are included in the product
Type tested according to EN/IEC 60947-3
The ambient air temperature must not exceed 40°C and its average over a period of 24h must not exceed 35°C