Electrical data - cooling only, Comfort storemaster, General specification – Airedale StoreMaster 50kW - 77kW User Manual
Page 39: Comfort range
Comfort
STOREMASTER
™
Comfort Range
39
Technical Manual : 6678403 V1.3.0_ 02_2013
General Specification
ELECTRICAL DATA - COOLING ONLY
(1)
STM50R
STM77R
Electrical Supply Data
Mains supply
(2)
V
400V / 3 PH / 50Hz
Permanent supply
Vac
230V / 1 PH + N / 50Hz
Control circuit
V
24vac/230vac
Recommended mains fuse
A
50
80
Recommended permanent mains fuse (3)
A
16
16
Max mains incoming cable size
mm
2
35mm² (direct to isolator)
35mm² (direct to isolator)
Max permanent incoming cable size
mm
2
4mm² terminals
Nominal run amps
(4)
A
39.5
56.4
Maximum start amps
(5)
A
180.5
193.8
Evaporator Fan - Per Fan
Quantity
2
2
Motor size
kW
1.9
3.6
Full load amps
A
3.1
5.9
Locked rotor amps
A
N/A
N/A
Type of start
Electronically Commutated
Condensing Unit Fans - Per Fan
(6)
Quantity
2
2
Motor size
kW
0.88
0.88
Full load amps
A
1.65
1.65
Locked rotor amps
A
6.10
6.10
Type of start
Direct on line
Compressors - Per Compressor
Quantity
2
2
Motor size
kW
8.4
12.15
Nominal run amps
(4)
A
15.0
20.66
Start amps
A
156
158
Oil heater rating
W
65
65
Type of start
Direct on line
OPTIONAL EXTRAS
Return air fan
(7)
Quantity
1
1
Plug fan motor
kW
1.4
2.1
Nominal run amps
A
2.7
5.8
Start amps
A
9.8
24
Electronic compressor soft start
Nominal run amps
(4)
A
15.0
20.66
Maximum start amps
(5)
A
93.6
94.80
Recommended mains fuse
A
50
80
Electric heating
(8)
Stage of reheat
3
4
Number of elements
18
21
Rating of electric heating
kW
72
84
Recommended mains fuse
A
125
160
Max mains incoming cable size
mm
2
120mm² (direct to isolator)
120mm² (direct to isolator)
Current per phase
A
104
124
(1)
Packaged Unit - P - Basic Unit (No Options)
(2)
When a common supply is used, a neutral is required.
(3)
Recommended permanent mains fuse is 32A when either a gas burner or power socket is fitted to the unit.
(4)
Based on 7.2°C evaporating and 54.4°C condensing.
(5)
Starting Amps refers to direct on line connections.
(6)
Sub fused when the unit is supplied split.
(7)
For units with options, unit fuse size needs to be calculated from information provided. Sizes given relate to basic units.
(8)
For units with the electric heating option a separate 3 phase fused supply is required.