Chronomite ER-120 240 3P Series Assembly, Installation And Operation Instructions - Page 4

Browse online or download pdf Assembly, Installation And Operation Instructions for Water Heater Chronomite ER-120 240 3P Series. Chronomite ER-120 240 3P Series 7 pages.

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ELECTRICAL INSTALLATION:

1. Connect power supply wires appropriately sized and protected by three pole circuit breaker to the input

terminals on the heater (hard wired) as shown in the Figure 2 wiring diagram below. Refer to Table 1

above on Page 1 for the voltage, amp and phase ratings of the supply power. Use 3 wires plus ground for

the 3 phase heaters.

2. Ensure each wire L1, L2, and L3 are connected to the respective contactor terminals.

3. Ensure water inlet/outlet valves are both open.

4. Turn on circuit breaker. Carefully ensure the red LED is illuminated at each circuit board module. The unit

is almost ready for use. Shut off circuit breaker.

5. Install cover. Install the (4) cover mounting screws. Turn on circuit breaker. Unit is now ready for use.

6. Local plumbing and electrical codes must be followed in this installation of water heater and the

accessories. Failure to comply with code requirements voids warranty.

7. Temperature adjustment potentiometer is standard equipment on (L) Low Activation and (S) Standard

Activation models.

Figure 2 - Wiring Connections

3 Module Units / 52-69 amps/phase

A=L1

B=L2

C=L3

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