1LG4258-8AB

Product specifications
power (kW)	37
speed (rpm)	730
efficiency	NA
number of poles (pole)	8
motor housing	cast iron
protection	IP55
motor frame size	250M
insulation class	F
basic voltage (V)	400/690 D/Y 50Hz, 460V D 60Hz
rated imput current (A)	71,0/41,16
output torque (Nm)	484,04
weight (kg)	430
motor load	S1
bearings DE/NDE	6215 ZC3/6215 ZC3

thermal protection

modular extensions

brake voltage

(available only in combination with G26 or F01 option)

	- basic voltage
	C00 - brake Lenze, supply voltage DC 24V
	C01 - brake Lenze, supply voltage 2AC 400V

manual brake release

(available only in combination with G26 or F01 option)

	- basic design - no manual brake release
	K82 - manual brake release for G26

other pulse generators

	- basic design - no extensions
	H70 - pulse generator Leine-Linde 861 900 220
	H72 - pulse generator Leine-Linde HOG 9D 1024ppr
	H73 - pulse generator Leine-Linde HOG 10D 1024ppr
	H78 - designed for retrofitting with LL861 900 220
	H79 - designed for retrofitting with Leine - Linde HOG 9D 1024 I
	H80 - designed for retrofitting with Leine - Linde HOG 10D 1024 I

other voltages

bearings

	- basic design bearings
	K20 - heavy-duty bearings (DE side)
	K36 - bearings 63xx DE and NDE side

locating bearings

	- basic design
	K94 - locating bearing DE
	L04 - locating bearing NDE

insulated bearing catridge

(obligatory for motors from size 280 and convereter-fed operation)

	- bearings without insulation
	L27 - insulated bearing cartridge (NDE)

regreasing device

	- basic design
	K40 - regreasing device DE+NDE

test certificates

	- without test certificates
	B02 - inspection certificate 3.1 in acc. with EN10 204

national certificates and standards

	- without national certificates
	D30 - electrical according to NEMA MG1-12
	D31 - design according to UL with "Recognition Mark"
	D40 - Canadian regulations (CSA)
	K30 - VIK design

protection degree

	- basic design
	K50 - IP65 degree of protection
	K52 - IP56 degree of protection (non-heavy-sea)

terminal box position

	- basic design - terminal box on top
	K09 - terminal box on right side
	K10 - terminal box on left side

terminal inputs position

	- basic design (terminal box entry on right side)
	K83 - rotation of the connection box through 90°, entry from DE
	K84 - rotation of the connection box through 90°, entry from NDE
	K85 - rotation of the connection box through 180°

shaft extension

	- basic design
	K16 - second standard shaft extension
	K17 - Oiltight radial sealing ring
	Y58 - non-standard shaft DE (we will ask you for specification)
	Y59 - non-standard shaft NDE (we will ask you for specification)

rotor balancing

	- basic design (grade A)
	K02 - vibration severity grade B

windings heating

	- basic design - no heating
	K45 - anti-condensation heaters for 230V
	K46 - anti-condensation heaters for 115V

windings and insulation, increased ambient tempera

	- basic design (up to +40°C, F/B)
	C11 - temp. class F, used acc. to F, service factor SF1,1
	C12 - temp. class F, used acc. to F, increased power rating (10%)
	C13 - temp. class F, used acc. to F, increased ambient temperature (+55°C)
	C18 - temp. class H, increased ambient temperature (+60°C)

low ambient temperature

	- basic design (from -20°C)
	D03 - low ambient temperature (from -40°C)
	D04 - low ambient temperature (from -30°C)

increased air humidity

	- basic design (0-30g water per m3 of air)
	C19 - increased air humidity 30 - 60g water per m3 of air
	C26 - increased air humidity 60 - 100g water per m3 of air

design for Zone 2, 21 or 22

(not available in combination with modular extensions)

	- basic design - no ATEX protection
	M34 - design for Zone 21 Ex II 2 D T125°C (conducting dust), mains-fed operation
	M35 - design for Zone 22 Ex II 3 D T125°C (non-conducting dust), mains-fed operation
	M38 - design for Zone 21 Ex II 2 D T125°C (conducting dust), converter-fed operation
	M39 - design for Zone 22 Ex II 3 D T125°C (non-conducting dust), converter-fed operation
	M72 - design for Zone 2 Ex nA II T3, mains-fed operation
	M73 - design for Zone 2 Ex nA II T3, converter-fed operation

other motor design

	- motor design acc. to standard design selection
	M1F - IMV5 with canopy
	M1G - IMV3 (large flange)


Polarity	Efficiency	Ex-proof	Operation	Avail.	Material	Status

	1 - 400/230V Y/D 50Hz, 460VY 60Hz (basic voltage up to 3kW)
	3 - 500VY 50Hz
	5 - 500VD 50Hz
	6 - 400/690V D/Y 50Hz, 460VD 60Hz (basic voltage from 3kW)
	9 - other voltage - choose in config. bellow

	0 - IMB3 - footstanding design
	1 - IMB5 - flange design (large flange)
	4 - IMV1 - flange design (large flange) with canopy for vertical position
	6 - IMB35 - combined design foot-standing with large flange
	9 - other design - choose in configuration below

	- basic design - no thermal protection
	A11 - 3x PTC thermistor in windings
	A12 - 6x PTC thermistor in windings
	A23 - 1x KTY84-130 in windings
	A25 - 2x KTY84-130 in windings
	A31 - 3x bimetal thermal switch in windings
	A60 - 3x thermometer Pt100
	A61 - 6x thermometer Pt100
	A72 - 2x Pt100 in basic circuit for bearings
	A78 - 2x Pt100 in 3-wire circuit for bearings

	- basic design - no extensions
	G17 - forced ventilation unit
	G26 - brake Lenze, supply voltage 1AC 230V
	H57 - pulse generator 1XP8001-1 (HTL) 1024ppr
	H58 - pulse generator 1XP8001-2 (TTL) 1024ppr
	H61 - ventilation unit + 1XP8001-1 (HTL)
	H62 - brake 1AC 230V + 1XP8001-1 (HTL)
	H63 - brake 1AC 230V + ventilation unit
	H64 - brake 1AC 230V + ventilation unit + 1XP8001-1 (HTL)
	H97 - ventilation unit + 1XP8001-2 (TTL)
	H98 - brake 1AC 230V + 1XP8001-2 (TTL)
	H99 - brake 1AC 230V + ventilation unit + 1XP8001-2 (TTL)

Product design (mandatory options):

Motor voltage

Motor design

Product configuration (voluntary options):