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Installation, operation and maintenance instructions
High voltage flameproof motors for explosive atmosphere
Control list 6 – Electrical installation
Issued by: MOLM
Sheet No.
3AAM101028 E
Rev. B
Page 7 di 13
01.2023
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Customer
Machine type
Machine serial n°
Safety:
The incoming cables are separated from the electric power network.
The cables are grounded.
Electrical data:
Electrical data:
Machine
Machine
Voltage
........................
V/VAC
Voltage
.......................
V/VAC
Frequency
........................ Hz
Frequency
....................... Hz
Space heater ......................V/VAC,
Space heater ......................V/VAC,
External blower motor .…..................V/VAC,
External blower motor .…..................V/VAC,
Insulation test:
Winding Rinsul. measured at..........…........ V/Vcc,
Winding temperature ..........................°C
Rinsul. value (after 1 min) ….......................... M
,
R insul. (40°C/104°F) = ................... M
Rinsul. value (after 10 min)…........................ M
,
R insul. (40°C/104°F) = ................... M
(See the section : "Winding maintenance of electrical machine")
Main protection setting:
Overcurrent level………….….................................
Overload level ….…………..............................
Differential protection level ..........……………........
Ground fault level .......…………….............…..
Negative sequence level ..............…………...........
Acceleration time ....………………...............…
Other protection level(s) .....……………………………………………………….…….................................
The supply network is provided with:
Under voltage protection, set at ......................................................................….....................................
Current transformers, ratio ................................................................................…...................................
Voltage transformers, ratio ......................................................................................................................
For record files
To
From
Date
Page
Issued by
Reg. n°
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