Lakeshore 642 User Manual page 16

Specifications (Continued)
General
Line power
Power
Voltage and current
Protection
Frequency
Configuration
Connector
Line voltage must be specified at time of order but is field reconfigurable
Cable from power supply to facility power not included
Cooling water
Flow rate
Pressure range
Pressure drop
Temperature
Connection
CAUTION: Internal condensation can cause damage to the power supply
Enclosure type
Size
Weight
Shipping size
Shipping weight
Ambient temperature
Humidity
Warm-up
Approvals
Calibration schedule
Ordering Information
Part Number
642-204
642-225
642-380
642-408
Options
6041
6042
1-6
Lake Shore Model 642 Electromagnet Power Supply User's Manual
5500 VA max
200/208 VAC 10%, 13 A/phase
220/230 VAC 10%, 12 A/phase
380 VAC 10%, 7 A/phase
400/415 VAC 10%, 6.5 A/phase
Three phase thermal relay, with adjustable current setting
Two class CC 1/4 A fuses
Over-voltage lockout circuit
50 Hz or 60 Hz
3-phase delta
4-pin terminal block
5.7 L (1.5 gal)/min minimum
34 kPa (5 psi) to 552 kPa (80 psi)
10 kPa (1.5 psi) at 5.7 L (1.5 gal)/minute minimum for power supply only
15 C to 30 C (non condensing)
Two 10 mm (0.38 in) hose barbs
7 U high, 19 in rack mount with integral rack mount ears (25 mm (1 in) air space required on
each side for ventilation
483 mm W 310 mm H
74 kg (163 lb)
635 mm W × 559 mm H × 736 mm D (25 in × 22 1n × 29 in)
79.5 kg (175 lb)
15 C to 35 C at rated accuracy, 5 C to 40 C at reduced accuracy
Non condensing
30 min at output current setting
CE mark – low voltage compliance to EN61010-3, EMC compliance to EN55022-1
1 year
Ordering Information
Model 642 70 A 35 V, 2.5 kW, 204/208 VAC
Model 642 70 A 35 V, 2.5 kW, 220/230 VAC
Model 642 70 A 35 V, 2.5 kW, 380 VAC
Model 642 70 A 35 V, 2.5 kW, 400/415 VAC
Water flow switch, 2 gallons/min
64X MPS water valve with mounting bracket and hose barb fittings
572 mm D (19 in 12.2 in 22.5 in) with front handles removed
Introduction